题目内容
7.Some of the rubbish,such as wood,paper and iron, away over a long period of time.( )A. | rot | B. | are rotted | C. | is rotting | D. | rots |
分析 有些垃圾,如木头、纸屑和铁,会在很长一段时间里才能腐烂
解答 答案:D.
句子的主干是:Some of the rubbish _____ away over a long period of time,such as food,paper and iron是插入语,rubbish是不可数名词,谓语动词用单数.rot表示腐烂,用主动形式表达被动含义;故选D.
点评 本题考查了一般现在时态的用法;做此类题时,可以根据句中所表达的内容确定该句应使用的时态.

练习册系列答案
相关题目
17.They didn't discover until they happened to enter the back room ________ someone had stolen the priceless painting.( )
A. | that | B. | what | C. | which | D. | when |
18.You if you had spoken the truth out.But you were as quiet as a mouse.( )
A. | mustn't have been blamed | B. | shouldn't be blamed | ||
C. | wouldn't have been blamed | D. | couldn't be blamed |
15.But for the help of my English teacher,I _____ the first prize in the English Writing Competition.( )
A. | would not win | B. | would not have won | ||
C. | would win | D. | would have won |
19.-Has the Wuhan-Guangzhou high-speed railway been put into use?
-Yes.The last train for Guangzhou _________ at seven fifteen in the evening.( )
-Yes.The last train for Guangzhou _________ at seven fifteen in the evening.( )
A. | has left | B. | leaves | C. | was left | D. | will leave |