英语非谓语动词巩固练习题6（含讲解）

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        【练习】
       
                1.Such________the case, I couldn't help but ________ him.
       
                A.being；support   B.is；to support  
       
                C.has been；supporting   D.be；supported
       
                答案：  A
       
                解析：  can't help but为固定短语， but后面接不带to的不定式；Such being the case为独立主格结构，the case为逻辑主语。
       
                2. The article _________ on this subject was written by Mr.Black.
        A. referring    B. referred    C. referring to   D. referred to
       
                答案： D
       
                 解析： 过去分词作后置定语,意为"被提到的…".
       
                3. In order not to be disturbed, I spent three hours ________in my study.
        A.locking   B.locked   C.to lock   D.being locked
       
                答案： B
       
                解析： lock与其逻辑主语应含有动宾关系，即 "被锁在书房里"。
       
                4. Will you lend him a magazine _________
        A. to be read     B. for reading    C. to read    D. he read
       
                答案： C
       
                解析： 不定式作定语,to read 的逻辑主语是间接宾语him.
       
                5. The little boy still needs the _____ (remain ) 20 dollars to do  with some things _____(remain; settle).（填空练习）
       
                答案：remaining; remaining to be settled
       
                解析： 第一个remaining用作形容词，作“剩下的”解；第二个remaining to be settled 是-ing形式短语作定语。
       
                6.Mr. Smith was much surprised to find the watch he had had _____(repair) was nowhere to be seen.（填空练习）
       
                答案： repaired
       
                解析： he had had repaired是省去了关系代词that/ which的定语从句。
       
                【小知识】动词不定式构成
       
                1、疑问词 + 动词不定式：疑问代词和疑问副词后可加动词不定式构成不定式短语，在句中可作主语、表语或宾语，如：How to prevent them from swimming in this river is a problem.
       
                2、动词不定式的否定式：动词不定式的否定式是由not + 动词不定式构成，如：It’s wrong of you not to attend the meeting.