1、随堂演练及时体验巩固提升.单句语法填空(不多于3个单词)1Go on _ (do) the other exercise after you have finished this one.答案与解析to dogo on的后面用不定式表示“继续做另外一件事情”。2She pretended _ (not see) me when I passed by.答案与解析not to seepretend的后面要接动词不定式做宾语。本空的不定式用否定形式，其否定形式则是在不定式符号to的前面加not。3She reached the top of the hill and stopped _ (rest
2、) on a big rock by the side of the path.答案与解析to reststop后接不定式，表示停下来去做另外一件事。stop to rest表示“停下来休息”。4John was made _ (wash) the truck for a week as a punishment.答案与解析to washmake用于被动语态时，其后通常用带to的不定式做其主语补足语。5I saw him _ (enter) the classroom just now, but I cant find him here. Its strange.答案与解析enter动词see
3、的宾语补足语通常用省略了to的动词不定式，即see sb. do sth.表示宾语发出的动作，而且表示动作的整个过程。6My friend ran all the way _ (catch) up with his classmates.答案与解析to catch不定式常在句中做目的状语。7Dont let your pet dog _ (bark) at deep night.答案与解析bark本题中的动词let的宾语补足语要用不带to的不定式。8Just stay here. Ill get more people _ (help) you out.答案与解析to help动词get的宾补
4、通常要用带to的不定式。get sb. to do sth.意为“叫/使/某人做某事”。9Its very important for all of us students _ (learn) our lessons well.答案与解析to learn“It is形容词不定式”是一个常用的句型，意为“某人做某事是的”。句中的不定式在整个句子中做真正的主语，前面的it则是一个形式主语。10To see is _ (believe)答案与解析to believe句子的主语是不定式时，如果句子中的动词是be动词，则后面的表语通常用不定式。11Today will be a busy day bec
5、ause I have a lot of work _ (do)答案与解析to do不定式作定语时，既可以与其所修饰的名词或代词构成逻辑上的主谓关系，也可以与其所修饰的名词或代词构成逻辑上的动宾关系。当不定式的逻辑主语是句子的主语或谓语动词的宾语时，不定式应使用主动形式。12I really dont know _ to stay or to leave.答案与解析whether与不定式连用，并且要表达“是否”之意时，只能用whether，不能用if。13Ive worked with children before, so I know what _ (expect) in my new j
6、ob.答案与解析to expect动词不定式作tell, show, know, decide, learn, teach, discuss等动词的宾语时，不定式前面可以带疑问代词、疑问副词或连词whether等，即：who, whom，what, which, when, where, why, how, whether等to do。14_ (see) Joseph off at the airport, Sally finished her work earlier.答案与解析To seeSally早点完成工作的目的是为了到机场去送Joseph，用不定式表示目的。15Please find
7、 a room for us to stay_ this evening.答案与解析in当不及物动词的不定式形式作定语，且该不定式与其所修饰的名词或代词构成逻辑上的动宾关系时，其后需使用必要的介词。例如：a river to swim in, a person to laugh at, nothing to worry about, a chair to sit in, a hotel to stay at, a pen to write with等。16It is nice _ you to help me with my English.答案与解析of不定式的逻辑主语既可以用for sb.
8、也可以用of sb.来表示。当形容词强调人的品质、特点时，要用of sb.。常见的这类形容词有：kind, nice, good, bad, polite, rude, wrong, right, clever, careless等。17Tom kept quiet about the accident so as not_ (lose) his job.答案与解析to loseso as to do或in order to do在句中作目的状语，其否定形式为so as not to do和in order not to do。18 Was the work difficult? Not at
9、 all. It was easy _ (do)答案与解析to do动词不定式跟在某一形容词后作状语，且这个形容词用来说明主语的性质、品质、特征等时，不定式通常使用一般式，而不使用被动式。19When I went in, he pretended _(read) a newspaper.答案与解析to be reading动词pretend后跟不定式作宾语，本题意思是“我进来时，他假装正在看报纸”，所以要用不定式的进行式。20Do let your mother know all the truth. She appears to _ (tell) everything.答案与解析have
10、been told“母亲好像已经被告知了一切”发生在“要让母亲知道真相之前”，故用不定式的完成被动式。.用不定式改写下列句子1I find that it is difficult to speak English well.I find _ _ _ _ English well.答案it difficult to speak2The boy got up earlier so that he might not be late again.The boy got up earlier _ _ _ _ _ late again.答案in order not to be3It seemed th
11、ey were writing something for somebody.They seemed _ _ _ something for somebody.答案to be writing4It happened that they had known each other before.They happened _ _ _ each other before.答案to have known5Jim doesnt know how he can improve his Chinese.Jim doesnt know _ _ _ his Chinese.答案how to improve6The progress which will be made soon is of great importance.The progress _ _ _ soon is very important.答案to be made
