Dropping litter ______ never allowed in our city.A．don’tB．areC．willD．is
题型：不详难度：来源：
| Dropping litter ______ never allowed in our city. |
答案
| D |
解析
试题分析：句意：我们城市从来不许乱扔垃圾。结合语境可知本句描述的是客观性动作，故用一般现在时态，动名词做主语表示抽象含义，故谓语动词用单数，选D。
点评：英语中的时态主要是借助于时间状语与上下文语境来进行判断。解答此类题型，首先要注意句子中的时间状语，如果没有则要通过分析上下文，结合语境来判断句子的时态。英语中的现在进行时态和现在完成时态中的助动词，往往因为主语的不同，而有所不同，需要注意与主语保持一致。 |
举一反三
---Is there a library in your school? --- ______.| A．Yes, it is. | B．No, it isn’t. | C．Yes, there is. | D．No, there aren’t. |
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— How much are the two pairs of trousers?
— They are not expensive. I think one hundred dollars ______ enough. |
---There a lot of meat on the plate,would you like some?
---Just a little.
A.is B. are C. has |
Not only I but also Tom and Jim ____ the film.| A．like | B．likes | C．liking | D．to like |
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