动词不定式讲解与专练动词不定式讲解与专练.ppt

* 动词不定式 The Infinitive 动词不定式 want to do wish to do like,decide,start,begin,forget,offer,try Tell,ask,teach,learn,use… 基本形式：不定式符号to+动词原形。 如 ：to do 无人称和数的变化，在句中不能单独作谓语。 动词不定式的用法 1 It took me twenty minutes to do my homework yesterday. 2 His wish is to become a doctor. 3 He forgot to turn off the light when he left. (作主语) (作表语) (作宾语) 4 The teacher often tells his students to study hard. 5 I have something important to tell you. He has no room to live in. 6 I’ve come here to get my pan. 7 I’m very glad to hear that. (作定语) (作宾补) (作状语) (作形容词宾语) 不带to 的动词不定式口诀： 一感：feel 二听：hear,listen to 三让：let, make, have 四看：look at , see, watch, notice 半帮助：help 被动语态补 to I was heard ________(sing) a song last night. to sing 不带 to的常见句式 1) had better (not) do. 最好（别）做…… You’d better (not) stay in bed and have a good rest. 2)Why not do…? 为什么不做……? Why not stay with us? 3) Will(would) you please (not) do …? 请你(别)做……好吗? Will you please (not) go shopping with me? 1--When can I go out to play football, Mum? --Finish your homework first, or I won’t let you _____. A to go out 　B go out C going out 　 D will go out B 点击中考 2 --Are you enjoying ______ in Ningbo? -- Yes, we are. Very much. A to live B living C lives D lived B 3 --What shall we do this Sunday? --Why ____ to the Science Museum? A not go 　 B not to go C don’t go 　D not you go A 4 Robert often asks us ____ his Chinese , so his Chinese is much better than before. A help him 　　B to help him with C to help with　　D helps him with B 5 You’d better _____ football in the street. A play 　　　　B not to play C not play 　　D playing 6 I really don’t know _____ about it. A what to do 　　B how to do C to do what 　　D how can I do C A 7 Mr Brown asked us to stop ____, and we stopped ___ to him at once. A talking, to listen 　B to talk, to listen C talking, listening D to talk, listen A * * *