The research is so designed that once _______ nothing can be done to change it. - 高中英语试题 - 超级试练试题库

题目

题型：不详难度：来源：

The research is so designed that once _______ nothing can be done to change it.

A．begins

B．having begun

C．beginning

D．begun

答案

解析

“连词+分词”作状语，依然由句子主语与分词的关系来确定，主动关系用现在分词，被动关系用过去分词。the research 与 begin 是被动关系，用过去分词 begun。

核心考点

试题【The research is so designed that once _______ nothing can be done to change it. 】；主要考察你对现在分词等知识点的理解。[详细]

举一反三

When I got back home I saw a message pinned to the door _______ “Sorry to miss you; will call later.”

A．read

B．reads

C．to read

D．reading

题型：不详难度：| 查看答案

I would love _______ to the party last night but I had to work extra hours to finish a report.

A．to go

B．to have gone

C．going

D．having gone

题型：不详难度：| 查看答案

The first textbooks _______ for teaching English as a foreign language came out in the 16th century.

A．having written

B．to be written

C．being written

D．written

题型：不详难度：| 查看答案

The purpose of new technologies is to make life easier, _______ it more difficult.

A．not make

B．not to make

C．not making

D．do not make

题型：不详难度：| 查看答案

In order to gain a bigger share in the international market, many state-run companies are striving _______ their products more competitive.

A．to make

B．making

C．to have made

D．having made

题型：不详难度：| 查看答案

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