______we can’t get seems better than _______we have.
A. What; what B. What; that C. That; that D. That; what
he can pass the entrance examination is quite uncertain.
A. If B. What C. That D. Whether
When you are confused about some words in reading, you can ______ the dictionary.
A. have a look at B. look up C. check D. refer to
It is no use ______ a lot without doing anything.
A. to talk B. talking C. to talk about D. talking with
______by many people,the spokesman made an exciting speech.
A. Surrounding B.Having surrounded C. Surrounded D.Surround
At the same time,they are taking strong _______ to protect wildlife resources.
A.actions B.measures C.step D.efforts