The factory used 65 percent of the raw materials, the rest of which _____ saved for other purposes.
| A．is | B．were | C．was | D．are |
I'm tired out.I ________ all afternoon and I don't seem to have finished anything.
| A．shopped | B．have shopped |
| C．had shopped | D．have been shopping |
I've become good friends with several of the students in my school ________ I met in the English speech contest last year.
| A．who | B．where | C．when | D．which |
Mother wanted to be a good provider, a role she ________ since her marriage to
Father.
| A．shoulders | B．shouldered |
| C．is shouldering | D．has been shouldering |
—Do you think their table tennis team will win the first place at the coming Asian Games?
—________.Ours is much stronger than theirs.
| A．Of course | B．It depends |
| C．Don't mention it | D．By no means |
He made a promise ________he earned money, he would build a new school to help develop education.
| A．what | B．that if | C．that | D．what if |