boston.vn/vn Cách dùng To-infinitive: 1. Verb + to V Những động từ sau được theo sau trực tiếp bởi to-infinitive: agree, appear, arrange, attempt, ask, decide, determine, fail, endeavour, happen, hope, learn, manage, offer, plan, prepare, promise, prove, refuse, seem, tend, threaten, try, volunteer, expect, want,... Ex: - She agreed to pay $50. - Two men failed to return from the expedition. - The remnants refused to leave. - She volunteered to help the disabled. - He learnt to look after himself. 2. Verb + how/ what/ when/ where/ which/ why + to V Những động từ sử dụng công thức này là: ask, decide, discover, find out, forget, know, learn, remember, see, show, think, understand, want to know, wonder... Ex: - He discovered how to open the safe. - I found out where to buy fruit cheaply. - She couldnt think what to say. - I showed her which button to press. 3. Verb + Object + to V Những động từ theo công thức này là: advise, allow, enable, encourage, forbid, force, hear, instruct, invite, order, permit, persuade, request, remind, train, urge, want, tempt... Ex: - These glasses will enable you to see in the dark. - She encouraged me to try again. - They forbade her to leave the house. - They persuaded us to go with them.
Posted on: Mon, 20 Oct 2014 10:51:43 +0000
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