Effective measures should ________ and laws should _______ to protect pandas. Otherwise, they are certain to die out.
| A．be taken; be passed |
| B．take; pass |
| C．be made; be taken |
| D．be set; be made |
I have made _______ clear _______ I have nothing to do with the accident.
| A．it; what | B．that; that | C．this; what | D．it; that |
On returning home, she found a note _______ to the door, _______ “Call in later.”
| A．attaching; reading | B．attaches; saying |
| C．attached; which reads | D．attached; reading |
Although all of the apples ________, none of them ________ good.
| A．have been tasted; taste | B．have been tasted; are tasted |
| C．have tasted; taste | D．have tasted; are tasted |
Such good use had beenhis spare time_________ his English has improved a lot．
| A．made of; as | B．made of; that | C．made in; that | D．found in; as |
Was it from Libya ______ wars suddenly broke out _____ we managed to rescue the Chinese working staff?
| A．that; where | B．which; that | C．where; that | D．where; which |