题目内容

心脏分布的受体有:

A. β1受体
B. N受体
C. M受体
D. α受体

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乙酰胆碱激动相应受体的作用有:

A. 心脏抑制
B. 胃肠道平滑肌收缩
C. 支气管扩张
D. 瞳孔扩大
E. 腺体分泌减少

Youcantake_________roomyouprefer.

A. towhat
B. whichever
C. that
D. whose

Heaskedher_________shecouldmanagetocometheWednesdayofthefollowingweek.

A. what
B. that
C. if
D. as

Hedidn'tliveupto(实现)________hadbeenexpectedofhim.

A. what
B. which
C. that
D. all

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