David Beckham suffered a serious injury this weekend ________ playing for AC Milan, and it appears the soccer star will miss the World Cup．
| A．while | B．if | C．where | D．whether |
–Hurry up! There’s a bus coming!
–Why run? There will be _____ one in two or three minutes.
| A．another | B．other | C．the other | D．any other |
Scientists have decided to declare ____ war on AIDS in order to make ____ breakthrough in treating it.
| A．a, a | B．/, a | C．a, the | D．/ , the |
Whichofthefollowingsentencesconveysafact?
| A．Maryandhersonmustbehomebynow. |
| B．Carelessreadingmustgivepoorresults. |
| C．It’sgettinglate,andImustleavenow. |
| D．Hemustbeworkinglateattheoffice. |
Since the early nineties, the trend in most businesses has been toward on-demand, always-available products and services that suit the customer’s ________ rather than the company’s.
| A．benefit | B．availability | C．suitability | D．convenience |
The meeting was put off because we ________ a meeting without John.
| A．objected having | B．were objected to having | C．objected to have | D．objected to having |