I was in the kitchen ______ something when the doorbell rang.

[主观题]H．e （按下）the button and the doorbell rang.

[问答题]I was having a nap when suddenly the telephone rang.

[问答题]I was having a nap when suddenly the telephone rang.

[问答题]I was having a nap when suddenly the telephone rang.

[问答题]I was having a nap when suddenly the telephone rang.

He _ a class when the cell phone rang.A. is havingB. was havingC. has been havin

Hardly____back home when the telephone rang.A. had l comeB. I had comeC. did l h

[单选题]Hardly had I got home _____the telephone rang.A.thenB.whenC.asD.than

[单选题]No sooner had she entered the house ________ her mobile phone rang.A.when B

At first I wasnt used _when i did something wrong.A. to criticizeB. to be critic