Question

用括号中所给动词的正确形式填空，’使短文完整。

Ofo and Mobike are bike-sharing companies. Both of them 1. (try) to attract more users and the competition is still going on.

Since the introduction of Mobike in Shanghai, China 2. (see) a rapid increase of riding shared bikes to schools, workplaces or to go sightseeing.  However, this also causes problems--some shared bikes  3.(throw) into a river and many are damaged.

Not only the bike-sharing companies but also the government is busy 4. (take) some actions to change this situation. Many people think the sharing-bike 5. (become) much better in the future. It's a very good way 16 6. (solve) the problem of "the last kilometer".

Answer

1.are trying

2.has seen

3.are thrown

4.taking

5.will become

6.to solve

【解析】试题分析：这篇说明文介绍了共享单车带给人们的便利和使用过程中出现的问题并探讨了解决办法。

1.根据句意结构和语境，可知需用现在进行时；Both of them他们两个，是复数人称，需用are+现在分词构成进行时，结合英文提示，可知填are trying。

2.Since自从，多用于现在完成时；主语China是单数第三人称，需用has+过去分词构成现在完成时。根据句意结构和英文提示，可知填has seen。

3.throw into投入；shared bikes是复数人称也是动词throw的受动者，需用被动语态，系词需用are。根据句意结构和英文提示，可知填are thrown。

4.be busy doing忙于做某事，固定短语；根据句意结构和英文提示，可知填taking。

5.本句是宾语从句，从句缺谓语；in the future未来，用于一般将来时；根据句意结构和英文提示，可知填will become。

6.It's a very good way to solve本句是固定句式，不定式to solve是真正主语，it只是形式主语。根据句意结构和英文提示，可知填to solve。