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问题 单项选择题

CFU/m3是

A．空气细菌总数(撞击法采样)的报告单位
B．化妆品菌落总数的报告单位
C．毛巾细菌总数的报告单位
D．游泳池水细菌总数报告方式
E．拖鞋真菌和酵母菌菌落数的报告单位

答案

参考答案：A

解析：撞击法采用撞击式空气微生物采样器采样，使悬浮在空气中的带菌粒子撞击到营养琼脂平板上，培养后计算每立方米空气中所含的细菌菌落数，结果的报告单位是CFU/m3。

完形填空

小题1:Mrs. Anderson is a housewife with three children. She is a good mother and cares for her family. On school nights, she usually reads books to the children while on weekends she’d like them to be close to the nature, enjoying the lovely living creatures.

小题2:Mr. Scott is a well-known professor who teaches South-East Asian history in UBC. He is also an excellent photographer. In his spare time, he always goes outdoor to get some inspiration(灵感). These days he is busy preparing for a photography exhibition.

小题3:Mr. Smiley is an electronic engineer who is busy all week except Saturday. He has two sons and they are crazy about doing tricks with each other. However, they are full of imagination and they hope that they’ll be as famous as David Copperfield.

小题4:Mrs. Reid is a doctor. She is also a good mother whose son is only seven. She believes science and history are of great importance. As long as she is free, she will company her son to all kinds of activities or exhibitions.

小题5:The Morgans are an old couple who have been retired for over five years. Mr. Morgan is fond of fishing while Mrs. Morgan likes gardening. But their cats are naughty. They either eat their fish or play with the plants in the garden. So they want to train them to follow rules.

请根据以上五个家庭或个人的实际情况，为他们选择合适的活动安排。（5分）

A               B                 C               D               E
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单项选择题

眼肌病变的增强扫描的所有序列均需使用以下哪项技术（）

A.水抑制

B.流动补偿

C.脂肪抑制

D.呼吸补偿

E.梯度运动相位重聚
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