
i was doing my homework when the phone ran
I_______myhomeworkwhenthedoorbell__________.A.did,rangB.wasdoing,wasringing.I_______m...
I_______ my homework when the door bell__________. A.did, rang B.was doing, was ringing . I_______ my homework when the door bell__________. A.did, rang B.was doing, was ringing C.did, was ring D.was doing, rang
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D 试题分析:根据题干,本句的意思是“当门铃响的时候,我正在做作业。”当句中用when时,从句应用过去时,主句用过去进行时。所以本题选D。 点评:本题比较容易和while引导的时间状语从句响混淆。While引导的时间状语从句中,主句可以用进行时,也可用过去时,但从句应该用进行时。
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