todo用法.pptx

;动词不定式;(1)作主语 ;It is easy for me to finish this work before ten. It is a great honor for us to be present at your birthday party. ;(2)作宾语 ;B: 疑问词+不定式 作 作动词（词组）tell, show, understand, explain, teach, learn, advise, discuss, ask, decide, wonder, find out等的宾语时， 不定式前常带引导词how, what, whether, where, when, who等，但 why后加不带to的不定式，构成动词（词组）+疑问词+不定式的结 构。注意：此用法中的不定式的逻辑主语需与句子的主语或宾语保 持一致，否则用宾语从。 1) He taught us how to use the tool. = He taught us how he used the tool. 2) No one could tell me where to get the book. 3) I hope you’ll advise me what to do. 4) I dont know how to get there. 5) I havent decided whether to go or stay. 6) Can you tell me why do it? ;特殊词精讲:;1) stop doing/to do;4) remember doing/to do;1. I forgot _____ my name when I finished ____ the composition. A. to sign, to writing B. to sign, writing C. signing, writ 2. She can’t help ____ the house because she’s busy making a cake. A. to clean B. cleaning C. cleaned D. being cleaned 3.Martin looks so well. We’ve never seen him ____ so well before. A. is looked B. is looking C. to look D. look 4.My father has decided ______ because smoking is bad for his health. A. to stop to smoke B. to stop smoking C. stopping smoking D. stop to smoke 5. It is kind ___ me to carry these books. A. of you helping B. for you to help C. of you to help D. for you helping 6. —Would you like ______ some bread or biscuits? —No thanks. I don’t feel like anything now. A. to have, eating B. to have, to eat C. having, to eat D. having, eating 7. — Do you remember me, Tom? — Ah, yes, I remembered _____ you in JUSCO last year. A. see B. sees C. to see D. seeing;1. Boys, dont forget _____ the windows before you leave the classroom.A. closing　B. closed　C. to closing　D. to close 2.She reached the top of the hill and stopped _______ on a big rock.A. to have rested