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A. BARE INFINITIVE 1. MODAL VERBS + BARE INFINITIVE Will/ would Can/ could May/ might Shall Should Had better Must Ought to Needn’t ... Examples 1. I can swim 2. I think you should stay out of crowd 2. WOULD RATHER + BARE INFINITIVE Example I would rather work than starve 3. CAUSATIVE VERBS + OBJECT + BARE INFINITIVE a. make / let + object + bare infinitive Examples 1. She didn’t let me go out 2. The teacher is having the students do the exercise 1 3. My mother made me wash my hand before dinner Notes : passive form : be made to infinitive : I was made to wash my hand before dinner b. have + object – person + bare infinitive + object – things : I have the mechanic repair my bike have + object – things + past participle I have my bicycle repaired y 4. VERBS OF PERCEPTION ( SEE/ NOTICE/ HEAR/ FEEL/ HEAR) - see/ feel/ notice/ hear/ watch + object + bare infinitive ( bare infinitive mô tả toàn bộ hành động ) - see/ feel/ notice/ hear/ watch + object + present participle ( present participle mô tả toàn bộ hoặc một phần của hành độnn ) Examples 1. I saw him leave the house 2. I saw him leaving the house
B. TO INFINITIVE 1. VERBS + TO INFINITIVE Agree Attempt Claim Decide Demand Desire Expect Fail Forget Hesitate Hope Intend Learn Need Offer Plan Prepare Pretend Refuse Seem Strive Tend Want Wish Promise Arrange Determine Manage Plan Proceed Be about Be able/ afford Do one’s best Take the trouble Set out Turn out Make up one’s mind Make an effort Threaten Seem Volunteer Vow .... Examples 1. John expects to begin studying law next semester. 2. Mary learned to swim when she was very young 2. VERB + OBJECT + TO INFINITIVE Allow Ask Beg Convince Expect Instruct Invite Order Permit Persuade Prepare Remind Urge Want Encourage Recommend Entitle Enable Warn Get Forbid Cause ... Examples: 1. Joe ask Mary to call him when she woke up 2. We ordered him to appear in court * NOTES : allow / permit / advise/ recommend/ encourage + object + to infinitive Ex: She doesn’t allow me to smoke in her room
allow/ permit/ recommend/ encourage/ advise + gerund
Ex: She doesn’t allow smoking in her room
3. ADJECTIVES + TO INFINITIVE Anxious Boring Dangerous Hard Eager Easy Good Strange Pleased Prepared Ready Able Usual Common Difficult ... Examples 1. Mohammad is eager to see his family 2. It is dangerous to drive in this weather 3. We are ready to leave now 4. VERBS + WH – WORD + TO INFINITIVE Discover Decide Find out Ask Forget Know Learn Remember Show + object Think Understand See = understand Want to know Wonder ... Examples 1. He discovered how to open the safe 2. I showed her which button to press 5. PHRASE OF PURPOSE : Ex: 1. He tried to study hard in order to / so as to/ to pass every exam 6. NOUN + TO INFINITIVE ( replace a relative clause) Ex: 1. I have many things which I must do/ to do 2. She is always the last to go/ who goes
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* NOTES : ... FOR + OBJECT + TO INFINITIVE Examples 1. It’s difficult to do this exercise. This exercise is difficult for me to do
Ex 1: Complete the following sentences using “ bare infinitive” or “ to infinitive”
1 He made me (do)................... it all over again. 2 She can (sing)................... quite well. 3 He will be able (swim)................... very soon. 4 I used (live)................... in a caravan. 5 You ought (go)................... today. It may (rain)................... tomorrow. 7 I want (see)................... the house where our president was born. 8 He made her (repeat)................... the message. 9 May I (use)................... your phone? 10 He should (know) ................ how (use) ................. the film projector, but if he doesn't had better (show) ................ him. 11 If you want (get)................... there before dark you should (start) at once. 12 I couldn't (remember) ...................his address. 13 You'll be able (do)................... it yourself when you are older. 14 Would you like (go)................... now or shall we …
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