A) concerned C) proposedB) involved D) invited
A. concerned
B. involved
C. proposed
D. invited
查看答案
对于细菌L型不正确的检查程序是( )
A. 采集无杂菌污染的组织或体液标本
B. 标本是在低渗葡萄糖肉汤中增菌
C. 增菌培养物转种于L型平板，在无氧状态下培养
D. L型平板在37℃培养2～7天
E. 逐日在低倍镜下观察菌落情况
Which of the following has the same meaning as "peers" in Paragraph 7
A. Mates.
B. Studies.
C. Habits.
D. Teachers.
Researchers in London and Bristol carry out such an investigation in order to______.
A. see what kind of family environment is ideal for children to grow up in
B. investigate why so many men get depressed when a child is born
C. study whether family structure affects depression in men when child is born
D. see whether it is true that behind every depressed man there is a depressed woman
A) offered C) preparedB) served D) given
A. offered
B. served
C. prepared
D. given
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