With her eyes the work attentively, she didn't know what was happening outside.
| A．fixed on | B．focused | C．fixing on | D．focusing |
The number of workers _______________2000.
| A．has reached | B．have reached | C．is reached | D．has reached to |
The day came finally _____ I was given an opportunity to act in the play.
| A．when | B．in that | C．which | D．in which |
The library from __________we borrow books will be rebuilt next year.
| A．that | B．which | C．where | D．whom |
Only when he left his hometown and went abroad_______ he loved his parents very much.
| A．has he realized | B．did he realize |
| C．he realized | D．he had realized |
—May I use your car this afternoon?
—Sorry. It broke down this morning again. I’ll have it ________.
| A．repairing | B．to repair | C．repaired | D．being repaired |