He ______ chess well. But since he graduated from university, he almost has had no time to touch it.
| A．played | B．plays | C．has played | D．had played |
The rise in electricity costs has _______ our difficulties in carrying out the project.
| A．added up | B．added up to | C．added | D．added to |
A dozen ideas were considered _______ the chief architect decided on the design of the building.
| A．before | B．whether | C．unless | D．because |
-----Hi, Tina, can I use your car for a while this afternoon?
----- Sorry, _______.
| A．it’s repaired | B．it has been repaired |
| C．it’s being repaired | D．it had been repaired |
“Attention, please. Whoever can answer one of my questions _____ receive a prize,” the teacher said in class.
| A．might | B．would | C．should | D．shall |
The vegetable looking fresh in his field ______well. It’s often sold out immediately it appears in the market.
| A．has sold | B．has been sold | C．is sold | D．sells |