What’s the matter _____Li Lin?— She has the flu.[ ]

Linda, I called you this morning, but nobody answered the phone.—I’m sorry. I football with my friends then.

Do you know the latest information about Flight MH370?- I’ve no idea. Let’s ________ the TV to watch the news programme.

_____ you have _____ homework to do every day?

Miss Green isn’t in the office. She_______ to the library.