1 rang/ was watching

2 were you driving/ happened

3 were making/ arrived

4 went out/ were having/ was coming

5 were you doing/ was working

6 began/ was sitting

7 took/ wasn't looking 

_ THÌ : quá khứ tiếp diễn :

+) S + was/were + ving

+) Thường đi với while, when

`1` The doorbell rang while Tom was watching T.V.

GT: vì while nên QKTD.

`2` How fast were you driving when the accident happened.

GT: Trong câu có “when” khi diễn tả một hành động đang xảy ra và một hành động khác xen vào.

`3` Ann and Susan were making. Dinner when Martin arrived home.

GT: Trong câu có “when” khi diễn tả một hành động đang xảy ra và một hành động khác xen vào.

`4` The light was going out while we had dinner, but it came on again after about ten minutes.

GT: vì while nên QKTD.

`5` What were you doing this time yesterday?

   I was working on the computer.

GT: vì at this time + thời gian trong quá khứ.

sau thì ctl dựa vào câu hỏi.

`6` It suddenly began to rain while Laura was sitting in the garden.

GT: vì while nên QKTD.

`7` Sam took a photograph of me while I wasn’t looking.

GT: vì while nên QKTD.