Câu hỏi:

My sister hair isn't _______

I like bananas, __________my brother doesn’t.

The children like to put ___________ nice clothes when they go out.

Who is going to __________ your children when you’re at work?

What _____ of learning English do you find most difficult? Is it grammar rules or speaking?

We decided not to go out for meal _________ we were too tired.

Please turn __________ the gas. I want to cook my lunch.