单项选择题

生长抑素来自（　　）。

A.下丘脑
B.胰岛
C.两者均是
D.两者均否
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单项选择题
After discussing the terms of the new health-benefits contract, _____management and employees were satisfied.
A.both
B.also
C.either
D.too
单项选择题
After the switch malfunction, electrical service on the main building was _____ restored at 8 PM.
A.finally
B.constantly
C.consecutively
D.usually
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