.Growing around the river ________ wild flowers of almost the same colour.A．isB．

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.Growing around the river ________ wild flowers of almost the same colour.

A．is

B．was

C．are

D．has been

答案

解析

略

举一反三

— The floor is too dirty.
— I know. It _______ for weeks.

A．hasn’t cleaned

B．didn’t clean

C．hasn’t been cleaned

D．wasn’t cleaned

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I wonder if he_____us, and I think if he_____us we’ll be able to complete the task ahead of time.

A．helps, helps	B．will help, helps
C．helps, will help	D．will help, will help

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I don’t like to be interrupted if I_____.

A．speak

B．will speak

C．am speaking

D．spoke

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If you_____this experiment you will understand the theory better.

A．will be doing

B．have done

C．will have done

D．would do

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He started early so that he_____there in time.

A．could get

B．got

C．had got

D．would have got

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