My brother came back home while I homework.A．am doingB．didC．was doingD

题型：不详难度：来源：

My brother came back home while I homework.

A．am doing	B．did
C．was doing	D．were doing

答案

解析

试题分析：句意为：我正在做作业的时候哥哥回来了。根据语境，这里表示的是一个过去某一时刻正在进行或发生的动作，应用过去进行时。故应选C。

举一反三

— Have you ever been to Shanghai?
— Yes. I there with my father last year.

A．went	B．have been
C．have gone	D．has been

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— Where is your father?
— He Australia and he Sydney for two weeks.

A．has been to；has been in	B．has gone to；has been in
C．has been in；has been to	D．has gone to；has been to

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I am looking after Tom today.He’s been in my house ______________ 8:00 this morning.

A．since	B．for
C．at	D．till

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I don’t know when my son back, but when he back, I’ll call you.

A．comes；comes	B．will come；will come
C．comes；will come	D．will come；comes

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These new clothes to the children in the mountain villages tomorrow.

A．are sent	B．were sent
C．has been sent	D．will be sent

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