题目内容
10.I did my homework yesterday.My mother came back.(合并为一个句子)Iwas doingmy homework when my mother came back.
分析 我昨天做了作业,妈妈回来了.我做家庭作业时,妈妈回来了.
解答 答案:was,doing 根据原句,意思是我昨天做了作业,妈妈回来了.表示过去发生的两个动作,又根据my homework when my mother came back,推测意思是妈妈回来时,我正在做家庭作业,即过去某一时刻正在发生的动作,用过去进行时,其构成是was/were+doing,从而得出答案.
点评 在解答此类试题时,要正确把握句子的含义,同时要不改变原句的意思.
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