The last letter ____ arrived yesterday morning left him______ very sad.
| A．which; feel | B．which; to feel | C．that; feeling | D．/; felt |
The dress is not ______ for the formal party. You’d better find another one.
| A．appropriate | B．convenient | C．available | D．actual |
He was unable to make such progress, _______.
| A．as he tried hard |
| B．as hard he tried |
| C．so hard did he try |
| D．hard as he tried |
—Did you remember to give Jenny the video tape?
—Yes. _______ I saw her.
| A．So long as |
| B．Any time |
| C．Whenever |
| D．The moment |
Parents should take seriously their children’s requests for sunglasses _______ eye protection is necessary in sunny weather.
| A．because | B．through |
| C．unless | D．if |
—We have decided to go for a picnic tomorrow, Dick.Are you going with us?
—Well, _______ you are going, so will I.
| A．when | B．since |
| C．if | D．while |