网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
填空题
．已知圆O1与圆O2内切，O1O2＝5cm，圆O1的半径为7cm，则圆O2的半径为____．
参考答案
参考解析
解析：
暂无解析
更多 “填空题．已知圆O1与圆O2内切，O1O2＝5cm，圆O1的半径为7cm，则圆O2的半径为____．” 相关考题
考题
单选题They have done things they ought _____.A
not to doB
not to be doneC
not to have doneD
not having done
考题
单选题—Lisa, hurry up! The bus is coming.—Oh, no. We ______ cross the street until the traffic lights turn green.A
mustn’tB
needn’tC
should
考题
单选题What does the underlined word “drags” probably mean?A
Passes slowly.B
Runs quickly.C
Moves actively.
考题
单选题Of 654 respondents with children, 64% said ______.A
they were often too busy to play with their childrenB
they were often so tired that they couldn’t play with their childrenC
they were often so sad that they didn’t want to play with their childrenD
they were often ill and they couldn’t play with their children
考题
单选题The manager decided to continue the sales for _____ two weeks because of the large stock of goods.A
otherB
anotherC
the otherD
others
考题
单选题I hear that another big library ______ in their school two years ago.A
will be builtB
is buildingC
was builtD
has been built
考题
单选题We are planning to have a surprise party ______ her fifteenth birthday.A
atB
inC
forD
with
考题
单选题What should people do with meat products according to David Heath’s suggestions?A
Send them back to the food companies.B
Throw them away.C
Never eat them.D
Go on eating them.
考题
单选题Many students ______ chances to show themselves in class because the class size is too big.A
don’t giveB
aren’t givenC
haven’t givenD
won’t give
考题
单选题What can be the best title for the text?A
Americans work more and vacation less.B
Where Americans go on their summer vacations.C
Different places for summer vacations.D
Not all Americans take summer vacations.
考题
单选题John made her _____ him everything about her plan for the trip.A
to tellB
tellC
toldD
tells
考题
单选题A
timeB
landC
peopleD
place
热门标签
最新试卷