—Are those your friends?
—Yes,_____________.
| A．they are | B．they’re |
| C．they are not | D．they aren’t |
Spanish ________ as the official language in Cuba.
| A．is spoken | B．speaks | C．spoke | D．is spoke |
So far, most of the work _______ by others, it’s your turn to do the rest of it.
| A．has finished | B．finished |
| C．has been finished | D．is finished |
The students how to do the experiment in class yesterday.
| A．were taught | B．better |
| C．was taught | D．teach |
—When shall we go to watch the basketball match in the sports centre?
—Not until the work________ tomorrow.
| A．will be finished | B．is finished |
| C．will finish | D．has finished |
Many trees and flowers ________ in our city every year.
| A．planted | B．are planted |
| C．were planted | D．plants |