题目内容

人体正常肠道丛中占90%以上的是:

A. 大肠杆菌
B. 无芽胞厌氧菌
C. 白色念球菌
D. 葡萄球菌
E. 产气杆菌

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Nick is a newcomer, so we offer to show him ______________.

A. make
B. around
C. introduce
D. experienced

I'm so glad to have this ______________ to work here.

A. opportunity
B. experienced
C. make
D. introduce

Jimmy is an ___________ doctor in this hospital.

A. opportunity
B. introduce
C. experienced
D. around

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