The factory used 65 percent of the raw materials, the rest of which _______ saved for other purpose.
| A．is | B．are | C．was | D．were |
This coastal area a national wildlife reserve last year.
| A．was named | B．named | C．is named | D．names |
You buy a gift, but you can if you want to.
| A．must | B．mustn't | C．have to | D．don't have to |
Father goes to the gym with us although he dislikes going there.
| A．hardly | B．seldom | C．sometimes | D．never |
Listen! Do you hear someone for help?
| A．calling | B．call | C．to call | D．called |
It was in the dining hall _______ was located behind the teaching building _______ I met her for the first time.
| A．where; that | B．that; where | C．which; that | D．that; which |