不带to动词不定式通常有下面十八种情况.docVIP

不带to的动词不定式通常有下面十八种情况 动词不定式通常带有符号to，叫做带to的动词不定式(infinitive?withto)，动词不定式有时不带符号to，叫做不带to的动词不定式(infinitive withoutto)??????????? 　? 不带to的动词不定式通常有下面十八种情况 一、与助动词do连用构成谓语动词的否定、疑问和强调形式。??????????? (1)he does not work in the factory.　　　　　　　　　　　　　　　　? ??????????? (2)Does she?work here？??????????? (3)I did not see her yesterday.　　　　　　　　　　　　　　　　　　　　 ??????????? (4)Did they?take you home???????????? (5)He does look tired.　　　　　　　　　　　　　　　　　　　　　　　　　　? ?????????? ?(6)They did come?yesterday. 二、与情态动词连用构成复合谓语????????(1)I can speak English.　　　　　　　　　　　　　　　　　　　　　　　　　　 ????????(2)May I come in?????????(3)Dare he swim across the river?　　　　　　　　　　 ????????(4)We must work,and?above all we must believe in ourselves.??????? (5)Could you do something for me?　　　　　　　　　　　　　　　　　? ????????(6)You shall go?at once.????????(7)He might be working in the office now.　　　　　　　　　　　　　 ????????(8)I dont?think you need have come yesterday.????????(9)They should be here by now.????????(10)If you will go into the fields and turn over a few big?stones,you are sure to uncover a city of antpeople.??????????? 　? 但与情态动词ought(to)连用时通常带to，和used(to)连用时必须带to 三、在表示感觉的动词如：see,look.at,watch,hear,listen ??????????? to,feel,notice,observe,perceive(觉察，看见),behold（书面用语“见到”）等后用作宾语补足语的动词不定。??????????? (1)I saw her cross the street.　　　　　　　　　　　　　　　　　　　　　? ??????????? (2)He looked?at the children walk up the hill.??????????? (3)I watched the boy cross the road.　　　　　　　　　　　　　　　 ??????????? (4)I heard her?play the piano.??????????? (5)He listend to us talk.　　　　　　　　　　　　　　　　　　　　　　　　　 ??????????? (6)I felt the?floor move.??????????? (7)I didn’t notice you enter.　　　　　　　　　　　　　　　　　　　　? ?????????? ?(8)He observed someone open the door.??????????? (9)I did not perceive anyone come in.　　　　　　　　　　　　　　? ??????????? (10)He beheld?her go out.??????????? 但除notice,watch不用被动语态外，上述动词变成被动语态时，其后的动词不定式就不省to??????????? (1)She was seen to cross street.　　　　　　　　　　　　　　　　　　　 ??????????? (2)She was?heard to