I was cooking dinner………
A. then the phone rang
B. then the phone was ringing
C. when the phone rang
D. when the phone was ringing
Đáp án: C
In the countryside, people often know all the people in their…………. (neighbour)
->
Air………...is a big problem in many cities in the world. (pollute)
->
The most popular after-school ………........ in our country are football and badminton. (act)
->
All children should play outdoors and develop their…….skill. (society)
->
Put the verbs in to correct tense.
If I knew her language, I (speak)_______________________ to her.
Would you mind if I (come)______________ a little late tomorrow?