We usually have six lessons a day，and each of them__________45 minutes.A．lastB．

题型：不详难度：来源：

We usually have six lessons a day，and each of them__________45 minutes.

A．last

B．lasts

C．have

D．need

答案

B

解析

each作主语，谓语动词用单数。

举一反三

So far，the population of Huanggang__________7 120 000.

A．are

B．is

C．have been

D．has

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There__________sheep in the field.

A．are much	B．is small
C．is a few	D．is a little

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Our knowledge of computers__________growing all the time.

A．be

B．is

C．are

D．were

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Neither of them__________a worker.

A．am

B．are

C．is

D．were

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There__________a table with three legs in Jenny’s room.

A．is

B．are

C．has

D．have

题型：不详难度：| 查看答案