The water in the river nearby will be dirtier than before if nothing __________.
题型:不详难度:来源:
The water in the river nearby will be dirtier than before if nothing __________.A.has done | B.will be done | C.is done | D.was done |
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答案
C |
解析
试题分析:句意:如果什么措施也不采取的话,附近河里的水将会比以前更脏。if如果,引导条件状语从句,从句中用一般现在时表示将来;并且从句中的主语nothing和动词do之间构成被动的关系,应该用被动语态,故选C。 |
举一反三
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