题目内容

处于传染病潜伏期的动物有可能是传染的来源。

A. 对
B. 错

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Shall I _______ an ambulance for you?

A. call
B. ask
C. calling
D. called

I'll be fine after _____some medicine.

A. take
B. taking
C. took
D. taken

Hello. What's ____ with you.

A. thing
B. wonder
C. wrong
D. problem

Please take a deep _________ and calm down.

A. breath
B. breathe
C. breathed
D. breathing

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