_____ playing computer too much is bad for your study and health．
| A．No doubt that | B．There is no doubt that |
| C．There are no doubt that | D．There isn’t doubt that |
These kinds of vegetables only in that shop over there. They_____ well.
| A．are sold; are sold | B．sell; sell | C．sell; are sold | D．are sold; sell |
Learning English will us a lot of time.
| A．take | B．spend | C．cost | D．pay |
--- Where is your brother, Leo?
--- He is in Hainan on vacation. He for two weeks.
| A．has gone | B．has left | C．has been away | D．left |
The students be in the classroom because there are lights in it.
| A．can | B．must | C．can’t | D．mustn’t |
There a lot of farmland here. But now you can only see tall buildings.
| A．used to have | B．is used to being |
| C．used to having | D．used to be |