------ Why does the lake smell terrible? ------ Because large quantities of wate
题型：不详难度：来源：
------ Why does the lake smell terrible?
------ Because large quantities of water _________.| A．have been polluted | B．has polluted | | C．have polluted | D．has been polluted |
|
答案
| A |
解析
| 考查主谓一致与语态。large quantities of +名词作主语，位于动词用复数；water与pollute构成被动的关系。所以选择A。 |
举一反三
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