We have no idea what ____ the sports exercises will have _____ human body in the future.
| A．cause; on | B．effect; upon |
| C．affect; in | D．affect; upon |
In order to gain a bigger _______ in the Chinese mobile phone market, Apple Inc. tries its best to make the phones more and more attractive.
| A．challenge | B．share | C．balance | D．choice |
There are a large number of plants existing on earth, however, very little _______ was made of them to feed us.
| A．cost | B．value | C．use | D．matter |
--- I’m terribly sorry, but I made a mistake again.
--- _______. Practice more and you’ll succeed.
| A．Never mind | B．Certainly not | C．You’re welcome | D．Don’t mention it |
Doubting that the traveler carried drugs, the Customs officer stopped him and _______ his suitcase, but found nothing at all.
| A．looked up | B．went through | C．searched for | D．referred to |
It’s such a surprise! Never did she dream of _______ a chance for her to be sent abroad for further study.
| A．there to be | B．there having | C．there being | D．there is |