I’m sorry I took your backpack______ .
| A．because mistake | B．with mistake | C．by mistake | D．by mistakes |
We will go for a picnic if it_____ this weekend.
| A．will rain | B．rains | C．won ’ t rain | D．doesn’t rain |
-- I feel a bit hungry now.
-- Why not_____ for dinner with us?
| A．go | B．did you go | C．to go | D．do you go |
You can ’t get in. The exam _____for over 30 minutes.
| A．has been on | B．has begun | C．began | D．begins |
It takes my mother much time _________ every day.
| A．to cook | B．cooking | C．cooks | D．cook |
There ______ a funny cartoon on CCTV 6 this evening.
| A．will | B．will have | C．is going to be | D．is going to have |