Nothing he did was helpful to solve this problem, ?A．didn’t heB．was itC．wa

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Nothing he did was helpful to solve this problem, ?

A．didn’t he

B．was it

C．wasn’t it

D．did he

答案

举一反三

Pip’s sister seldom has a kind word to say, ＿＿ she?

A．doesn’t

B．does

C．was

D．wasn’t

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When the teacher speaks, we have to keep quiet, ?

A．don’t we

B．mustn’t he

C．haven’t we

D．doesn’t he

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I"m so glad to see you back，Lucy. How long　　　　at your grandma"s？

A．had you stayed

B．did you stay

C．have you stayed

D．would you stay

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Don’t rush! The woman carrying the baby, come in first, ______ ?

A．will she

B．doesn’t she

C．don’t you

D．will you

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---She isn’t a dancing teacher, is she?
---_______.

A．No, but she was.

B．Yes, she isn’t

C．Yes, she wasn’t

D．No, she is

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