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单选题
The blue whale is（）largest animal in the world.
A
a
B
the
C
–（不填）
D
the most
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考题
( ) whale is ( ) largest animal in ( ) world
A、The/ the/ theB、A/ the/ theC、A/ a/ theD、A/ a/ a
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Which of the following is the correct pin out for T568B?()
A. Orange/white, orange, green/white, blue, blue/white, green, brown/white, brownB. Blue, blue/white, orange/white, orange, brown/white, brown, green/white, greenC. Green/white, green, orange/white, blue, blue/white, orange, brown/white, brownD. Orange/white, orange, brown/white, brown, green/white, green, blue, blue/white
考题
A vessel sighting a northern right whale dead ahead should ______.A.maintain course and speedB.alter course to give a wide clearanceC.report the whale's position to the Canadian Coast GuardD.All of the above
考题
共用题干
The Greatest Mystery of WhalesThe whale is a warm一blooded,air-breathing animal,giving birth to its young alive,sucking them一and, like all mammals,originated on land. There are many________________(51)of this. Its front flippers（鳍状肢）, used for steering and stability,are traces of feet.Immense strength is________________(52)into the great body of the big whales,and in fact most of a whale's body is one gigantic muscle.The blue whale's pulling strength has been estimated________________(53) 400 horsepower. One specimen was reported to have towed（拖）a whaling vessel for seven hours at the _______________ (54)of eight knot（节）.An angry whale will________________(55).A famous example of this was the fate of Whaler Essex, ________________(56)was sunk off the coast of South America early in the last century. More recently,steel ships have ___________( 57 ) their plates buckled（使弯曲）in the same way. Sperm whales（抹香鲸）were known to seize the old-time whaleboats in their jaws and crush them.The greatest________________(58)of whales is their diving ability.The sperm whale dives to the bottom foi his________________(59)food,the octopus（章鱼）.In that search he is known to go as far down as 3 , 200 feet, where the________________(60)is 1,400 pounds,to a square inch.Doing so he will________________(61)underwa-ter as long as one hour. Two special skills are involved in this storing up enough________________(62)(allwhales are air-breathed)and tolerating the great change in pressure.Just how he does it scientists have nol_______________ (63).It is believed that some of the oxygen is stored in a special________________(64)of blood vessels,rather than just held in the lungs.And it is believed that a special kind of oil in his head is some sort of a compensating mechanism that________________(65)adjusts the internal pressure of his body.But since you can't bring a live whale into the laboratory for study,no one knows just how these things work._________(63)A:witnessedB:determinedC:appliedD:calculated
考题
共用题干
The Greatest Mystery of WhalesThe whale is a warm-blooded,air-breathing animal,giving birth to its young alive,sucking them-and, like all mammals,originated on land.There are many______(51)of this.Its front flippers（鳍状肢）, used for steering and stability,are traces of feet.Immense strength is______(52)into the great body of the big whales,and in fact most of a whale's body is one gigantic muscle.The blue whale's pulling strength has been estimated______(53) 400 horsepower.One specimen was reported to have towed（拖）a whaling vessel for seven hours at the ______(54)of eight knot（节）.An angry whale will______(55).A famous example of this was the fate of Whaler Essex, ______(56)was sunk off the coast of South America early in the last century.More recently,steel ships have______( 57 ) their plates buckled（使弯曲）in the same way.Sperm whales（抹香鲸）were known to seize the old-time whaleboats in their jaws and crush them.The greatest______(58)of whales is their diving ability.The sperm whale dives to the bottom for his______( 59 ) food , the octopus（章鱼）.In that search he is known to go as far down as 3 , 200 feet, where the______(60)is 1,400 pounds to a square inch.Doing so he will______(61) underwater as long as one hour.Two special skills are involved in this storing up enough______(62) (all whales are air-breathed)and tolerating thern great change in pressure.Just how he does it scientists have not______(63).It is believed that some of the oxygen is stored in a special ______(64)of blood vessels,rather than just held in the lungs.And it is believed that a special kind of oi1 in his head is some sort of a compensating mechanism that______(65)adjusts the internal pressure of his body.But since you can't bring a live whale into the laboratory for study,no one knows just how these things work.53._________A:at B:in C:of D:with
考题
The biggest whale is__________ blue whale, which grows to be about 29 meters long--theheight of __________ 9-storey building.A.the; the
B.a; a
C.a; the
D.the ; a
考题
共用题干
The Greatest Mystery of WhalesThe whale is a warm-blooded,air-breathing animal,giving birth to its young alive,sucking them-and, like all mammals,originated on land.There are many______(51)of this.Its front flippers（鳍状肢）, used for steering and stability,are traces of feet.Immense strength is______(52)into the great body of the big whales,and in fact most of a wha'e'sbo衡is one gigantic muscle.The blue whale's pulling strength has been estimated______(53) 400 horsepower.One specimen was reported to have towed（拖）a whaling vessel for seven hours at the______ (54)of eight knot（节）.An angry whale will______(55).A famous example of this was the fate of Whaler Essex,______(56)was sunk off the coast of South America early in the last century.More recently,steel shipshave ___________( 57 ) their plates buckled（使弯曲）in the same way.Sperm whales（抹香鲸）were known to seize the old-time whaleboats in their jaws and crush them.The greatest______(58)of whales is their diving ability.The sperm whale dives to the bottom for his ______(59)food,the octopus（章鱼）.In that search he is known to go as far down as 3,200 feet,where the ______(60)is 1 ,400 pounds to a square inch.Doing so he will______(61)underwater as long as one hour.Two special1 skills are involved in this storing up enough______(62)(all whales are air-breathed ) and tolerating the great change in pressure.Just how he does it scientists have not______(63).It is believed that some of the oxygen is stored in a special______(64)of blood vessels,rather than just held in the lungs.And it is believed that a special kind of oil in his head is some sort of a compensating mechanism that ______(65)adjusts the internal pressure of his body.But since you can't bring a live whale into the laboratory for study,no one knows just how these things work.65._________A:mentally B:artificially C:manually D:automatically
考题
共用题干
The Greatest Mystery of WhalesThe whale is a warm-blooded,air-breathing animal,giving birth to its young alive,sucking them-and, like all mammals,originated on land.There are many______(51)of this.Its front flippers（鳍状肢）, used for steering and stability,are traces of feet.Immense strength is______(52)into the great body of the big whales,and in fact most of a wha'e'sbo衡is one gigantic muscle.The blue whale's pulling strength has been estimated______(53) 400 horsepower.One specimen was reported to have towed（拖）a whaling vessel for seven hours at the______ (54)of eight knot（节）.An angry whale will______(55).A famous example of this was the fate of Whaler Essex,______(56)was sunk off the coast of South America early in the last century.More recently,steel shipshave ___________( 57 ) their plates buckled（使弯曲）in the same way.Sperm whales（抹香鲸）were known to seize the old-time whaleboats in their jaws and crush them.The greatest______(58)of whales is their diving ability.The sperm whale dives to the bottom for his ______(59)food,the octopus（章鱼）.In that search he is known to go as far down as 3,200 feet,where the ______(60)is 1 ,400 pounds to a square inch.Doing so he will______(61)underwater as long as one hour.Two special1 skills are involved in this storing up enough______(62)(all whales are air-breathed ) and tolerating the great change in pressure.Just how he does it scientists have not______(63).It is believed that some of the oxygen is stored in a special______(64)of blood vessels,rather than just held in the lungs.And it is believed that a special kind of oil in his head is some sort of a compensating mechanism that ______(65)adjusts the internal pressure of his body.But since you can't bring a live whale into the laboratory for study,no one knows just how these things work.62._________A:heat B:energy C:foodD:oxygen
考题
With regard to its size， the U.S.A.is the( )country in the world. A.largest
B.second largest
C.third largest
D.fourth largest
考题
Which of the following is the correct pin out for T568B?（）A、Orange/white, orange, green/white, blue, blue/white, green, brown/white, brownB、Blue, blue/white, orange/white, orange, brown/white, brown, green/white, greenC、Green/white, green, orange/white, blue, blue/white, orange, brown/white, brownD、Orange/white, orange, brown/white, brown, green/white, green, blue, blue/white
考题
单选题The way in which the mighty blue whale and the other baleen whales—the finback, gray, humpback, and right whales—eats was discovered by careful observation by biologlogists.A
eats was discovered byB
eat was discovered throughC
eats were discovered by means ofD
eat were discovered byE
eat was discovered resulting from
考题
单选题Which of the following is the correct pin out for T568B?（）A
Orange/white, orange, green/white, blue, blue/white, green, brown/white, brownB
Blue, blue/white, orange/white, orange, brown/white, brown, green/white, greenC
Green/white, green, orange/white, blue, blue/white, orange, brown/white, brownD
Orange/white, orange, brown/white, brown, green/white, green, blue, blue/white
考题
单选题A vessel sighting a northern right whale dead ahead should（）.A
maintain course and speedB
alter course to give a wide clearanceC
report the whale's position to the Canadian Coast GuardD
All of the above
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