David ____ in Chongqing, but his parents ____.

1. David ____ in Chongqing, but his parents ____.

A. is;are B. isn'tis C. is;aren't D. isn't,aren't

【考点】

be动词;

【答案】

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单选题普通

1. He is going to _______ a Chinese teacher in the future.

A. am B. be C. is

单选题容易