--Why does the river smell terrible?--Because large quantities of water_________
题型：不详难度：来源：
--Why does the river smell terrible?
--Because large quantities of water__________.| A．have polluted | B．is being polluted | C．has been polluted | D．have been polluted |
|
答案
| Ｄ |
解析
| 考察主谓一致。large quantities of 放在句首，谓语动词永远都使用复数形式，根据句意可知是被动一意思，故D正确。 |
举一反三
—Why didn’t you come to the cinema with us last Saturday?
—Oh，sorry．But I the film．| A．see | B．saw | C．have seen | D．had seen |
|
The first edition in 1955 and a best seller ever since.| A．was published; had been | | B．had been published; had been | | C．has been published; has been | | D．was published; has been |
|
Hurry up! The train . You know it at 8: 30 am.| A．leaves; leaves | B．is leaving; leaves | | C．leaves; is leaving | D．is leaving; is leaving |
|
Cole Bettles ______ by a number of universities when he received an e-mail from the University of California last month. | A．had been rejected | B．has been rejected | C．has rejected | D．was rejecting |
|
Hardly Mike picked up the ball when another player took it form him.| A．have | B．has | C．had | D．have been |
|
最新试题
热门考点