-______do you go swimming?-Twice a week.　　　　　　　 

I think computers are very useful．They can help us get much      on the Internet．

Let’s ask Michael. I think he can _______ a good idea about how to deal with this problem.

The Internet is closely connected with our daily life. Can you _______ life without it?

Mum, my trousers are old. I want to buy a new ______.