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Gram stain
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化疗性腹泻的病原学检查,正确的是()
A.粪涂片：Gram’s(-)杆菌减少，Gram’s(+)杆菌和球菌增多B.粪涂片：Gram’s(+)杆菌减少，Gram’s(+)杆菌和球菌增多C.粪涂片：Gram’s(-)杆菌增加，Gram’s(+)杆菌和球菌增多D.粪涂片：Gram’s(+)杆菌减少，Gram’s(-)杆菌和球菌增多E.粪涂片：Gram’s(-)杆菌减少，Gram’s(-)杆菌和球菌增多
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Pleasebecarefulwhenyouaredrinkingcoffeeincaseyou__________thenewcarpet.A)crashB)polluteC)spotD)stain
考题
Please be careful when you are drinking选择
Pleasebecarefulwhenyouaredrinkingcoffeeincaseyou__________thenewcarpet.A)crashB)polluteC)spotD)stain
考题
Which is the right way of listing salt content of 500 grams of bread?__________A.sodium: 32 gram
B.sodium: 320 milligrams
C.sodium: 3.2 gram
D.sodium: 320 gram
考题
Passage One
Table top magic requires no secret formula．Even the simplest meal will be received with enthusiasm if the table accessories are creative and colorful．No matter what type of dinnerware you own，you can enhance its beauty with a variety of attractive table linens．
When selecting a supply of tablecloths，place mats and napkins，choose easy—care or permanent—press fabrics because these fabrics will reduce your workload when washday rolls around．Another consideration is the suitability of your linens for your dining style or the types of entertaining you do．The shape of your table will also dictate the kind of tablecloth you purchase．Circular or rounded tables look best covered with round or oval tablecloths．Square—cornered tables require squares or rectangles．
Finally，your table linens should?complement?your dinnerware．An elegant table setting requires an elegant tablecloth．A setting of stoneware looks best with heavy of colorful fabrics．
But sure to take all the necessary measurements before you start shopping for fabric of your choice．It could be embarrassing if your tablecloths are not long enough to cover the tables．It is equally distressing if your tablecloth is so long that your guests have to watch where they walk．
Tile author suggests that you purchase table linens made of______．A.bleacsafe fabric
B.preshrunk cloth
C.easy—care material
D.stain—resistant cotton
考题
有关n-gram模型错误的是哪个？A．语言模型可用于评估某些词汇是否能组成一个合理的句子。B．n-gram是一种常用的语言模型，可以通过在一个词前面的n个词确定其出现的可能性。C．语言模型不需要训练就能使用。D．n-gram语言模型的n取值越大效果一般越好。
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