A: Mum, may I go out to play football for an hour? B: No, you_ . The air outside is not very clean. A. can't B. needn't C. couldn’t
“Autumn”is also called_________ in American English.
The boy doesn’t know the answer _________ the teacher’s question.
Children shouldn’t watch ________ TV.
---How often does he go to the Swimming Club? ---________.
I spend two hours a day ________ English.