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【判断题】
大肠杆菌是人和温血动物肠道的正常寄生菌，但有些菌株可以引起人的食物中毒，这些菌株属于致病性大肠杆菌，是一类条件性致病菌。A.
正确
B.
错误
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举一反三
【单选题】The girl is vey . She can’t speak to foreigners in English.
A.
low
B.
shy
C.
friendly
D.
tall
【单选题】The pear tree is . We can pick pears easily.
A.
tall enough
B.
short enough
C.
enough short
D.
enough tall
【简答题】简述男性尿道的分部、狭窄和弯曲。
【简答题】证券交易所的主要职能有哪些?
【单选题】Mary is 1.67 meters tall, while Alice is 1.76 meters tall, so we can say that Mary isn’t ____ Alice.
A.
as taller as
B.
so tall as
C.
taller as
D.
tall as
【简答题】某人脾有病,请用五行的乘侮和母子相及规律分析可能出现的病症。
【简答题】完形填空。 Who designed (设计) the first helicopter (直升飞机)? Who 1 of the most famous pictures in the world? Who knew more about the human body than most 2 ? There is an answer 3 all. these questions -Leonard...
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