How long do you usually have to stay with an exercise program to notice significant changes?

ENGLISH Grammer IN Use FOR INTERMEDIATE

31. Have to and Must

A	I have to do something= it is necessary to do it, I am obliged to practise information technology: · You can't plow right here. You have to plough left . · I accept to article of clothing glasses for reading. · Robert tin can't come out with us this evening. He has to work late. · Final week Tina broke her arm and had to go to hospital. · I haven't had to get to the doctor for ages. We use do/does/did in questions and negative sentences (for the present and past simple): · What do I have to practice to go a new driving licence? (not What have I to do?) · Karen doesn't have to work Saturdays. (non Karen hasn't to) · Why did you accept to leave early on? You tin say I'll take to ... , I'1000 going to accept to ... and I might /I may accept to ... : · They tin can't fix my computer, then I' ll accept to buy a new one. Or I 'm going to have to buy a new 1. · Tom might accept to work late tomorrow. or Tom may have to piece of work ... (=it'south possible that he will accept to)
B	Must is similar to take to : · It'due south later than I thought. I must become . or I accept to go . You can apply must or take to to requite your own opinion (for example, to say what you think is necessary, or to recommend someone to do something): · I oasis't spoken to Sue for ages. I must phone her. /I have to phone her. (= I say this is necessary) · Mark is a really nice person. You lot must run into him. /Yous have to meet him. (I recommend this) We utilise have to (non unremarkably must ) to say what someone is obliged to do. The speaker is not giving his/her own opinion: · I have to work from 8.thirty to 5.30 every solar day. (a fact, not an opinion) · Jane has to travel a lot for her work. But must is used in written rules and instructions: · Applications for the job must be received by xviii May. · (exam education) Answer all the questions. Y'all must write your answers in ink. Yous cannot use must to talk about the past : · We didn't have much time. Nosotros had to hurry. (not we must hurry)
C	Mustn't and don't have to are completely different: You lot mustn't exercise something = information technology is necessary that y'all do not exercise it (and so don't do it): · You must keep this a secret . You mustn't tell anyone. (= don't tell anyone) · I promised I would exist on time. I mustn't exist tardily. (= I must be on fourth dimension) You don't have to practise something = you don't need to exercise it (but you lot can if you want): · You don't accept to tell Tom what happened. I tin tell him myself. · I don't have to be at the meeting, but I recollect I'll go anyway.
D	You can use have got to instead of have to . So you tin can say: · I 've got to piece of work tomorrow. or I have to work tomorrow. · When has Helen got to go? or When does Helen take to go?

EXERCISES

31.1	Complete the sentences using have to /has to /had to . i Bill starts work at 5 a.m. ______He has to get upward _______ at iv. (he /get up) 2 'I broke my arm terminal week' ______'Did you have to become '_____ to the hospital? (yous /go) three There was a lot of noise from the street. ______________the window. (we /dose) 4 Karen tin can't stay for the whole meeting. ______________ early. (she /go out) 5 How sometime ______________ to drive in your state? (yous /be) half dozen I don't take much time. ___________soon. (1 /go) vii How is Paul enjoying his new job? ___________ a lot? (he /travel) 8 'I'm afraid I tin't stay long.' 'What time ________________?' (you lot /get) 9 'The bus was belatedly again.' 'How long _______________?' (you /wait) 10 There was nobody to help me. I _________ everything by myself. (1 /exercise)
31.2	Complete the sentences using have to + the verbs in the list. Some sentences are positive ( I accept to ... etc .) and some are negative ( I don't take to ... etc .}: ask practise drive get up go brand make pay bear witness 1 I'm non working tomorrow, so I ____don't take to get up________ early on. 2 Steve didn't know how to plow off the figurer, and so I ____had to show _____him. 3 Excuse me a moment- I ____________ a phone call. I won't be long. 4 I'chiliad not too busy. I have a few things to do, only I __________them now. five I couldn't detect the street I wanted. I __________ somebody for directions. 6 The car park is complimentary. Yous __________ to park your machine in that location. 7 A man was injured in the accident, only he __________ to hospital because information technology wasn't serious. 8 Jane has a senior position in the company. She _____________ important decisions. 9 When Patrick starts his new task next month, he ________ work every day.
31.3	In some of these sentences, must is wrong or unnatural. Correct the sentences where necessary. 1 It's later than I idea. I must go. ___OK (take to is also correct)____ two I must piece of work every twenty-four hours from eight.30 to 5.30. ___ I have to work ______ three Y'all must come and see u.s. again soon. _______________________________ 4 Tom can't meet us tomorrow. He must work. __________________________________ five I must work tardily yesterday evening. __________________________________ 6 I must get upwards early tomorrow. I accept a lot to practice. __________________________________ 7 Julia wears glasses. She must article of clothing glasses since she was very young. __________________________________
31.four	Consummate the sentences with mustn't or don't/doesn't have to . one I don't want anyone to know about our plan. You ____mustn't_____tell anyone. 2 Richard __-doesn't accept to ______ article of clothing a conform to piece of work, merely he normally does. 3 I can sleep late tomorrow morning considering I ____________ become to work. 4 Whatsoever you do, y'all ______touch that switch. It's very dangerous. 5 There'southward a lift in the edifice, so we ________ climb the stairs. 6 You ______________ forget what I told you. It's very important. 7 Silvia __________ go up early, but she usually does. 8 Don't make so much dissonance. We __________ wake the children. ix I ______ eat as well much. I'm supposed to be on a nutrition. 10 You ________ be a adept player to relish a game of tennis

Reply Central

31 .ane

3 Nosotros had to shut

4 She has to go out or She'll have to go out /She will take to leave

v do you take to be

6 I have to go or I'll accept to go /I will take to go

7 Does he have to travel

8 exercise you have to go or to go

9 did you take to wait

10 had to do

31.ii

3 have to make

four don't have to do

five had to enquire

6 don't have to pay or won't have to pay /volition not accept to pay

7 didn't have to go

eight has to brand

9 will have to drive or is going to have to drive

31.3

three OK (accept to is also correct)

4 He has to work.

five I had to work late yesterday evening.

half-dozen OK (take to is also correct)

7 She has had to article of clothing spectacles since she was very young.

For the nowadays perfect ( has had ) with for and since, encounter Units 71- 12.

31.4

3 don't have to

4 mustn't

5 don't have to

6 mustn't

7 doesn't accept to

eight mustn't

9 mustn't

10 don't take to

Source: https://englishexercisesources.blogspot.com/2019/12/31-have-to-and-must-english-grammar-in.html

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