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English GRAMMAR IN Use FOR INTERMEDIATE

25. When I do/ When I've done When and If

A	Study this example: 'I'll telephone you when I get home' is a judgement with two parts: · the master office: I' ll phone y'all and · the when -part: when I get home The fourth dimension in the sentence is hereafter (tomorrow), but we employ a nowadays tense (I get ) in the when -office of the judgement. We do not utilise will in the when -function of the sentence. Some more examples: · We' ll go out when information technology stops raining. (non when it will end) · When you are in London again, come and see united states of america. (not When y'all will be) · (said to a child) What do you want to be when you grow up? (not will grow) The aforementioned thing happens after while /before /after /as soon equally /until or till: · What are you going to do while I'm away? (not while I will exist) · I'll probably get back home on Sunday. Before I go , I'd similar to visit the museum. · Look hither until (or till ) I come up back.
B	You can also use the present perfect ( accept done ) later on when /after /until /as soon as : · Can I infringe that volume when y'all' ve finished with information technology? · Don't say anything while Ian is here. Await until he has gone . If you lot employ the nowadays perfect, one thing must be complete before the other (so the ii things do not happen together): · When I've phoned Kate , we tin have dinner. (= First I'll phone Kate and after that we tin have dinner.) Do not use the nowadays perfect if the ii things happen together: · When I telephone Kate, I'll enquire her well-nigh the party. (not When I've phoned) It is often possible to utilise either the present simple or the present perfect: · I'll come up as soon every bit I finish . or I'll come up as soon every bit I've finished . · Yous'll feel better afterwards you have something to eat. or Y'all'll experience improve after you've had something to eat.
C	Afterward if , nosotros normally utilize the present simple (if I exercise / if I run across etc.) for the future: · Information technology's raining hard. Nosotros'll become wet if nosotros go out. (not if we will get) · I'll be angry if it happens once again. (not if it will happen) · Bustle upwards! If we don't bustle , we'll be late.
D	When and if We use when for things which are sure to happen: · I'g going out later. (for certain) When I leave, I'll become some breadstuff. We use if (not when) for things that will possibly happen: I might go out later. (it's possible) If I become out, I'll become some bread. If it is raining this evening, I won't leave. (not When it is raining) Don't worry if I'm belatedly this evening. (non when I'chiliad late) If they don't come up soon, I'm not going to wait. (not When they don't come)

EXERCISES

25.1	Complete the sentences using the verbs in brackets. All the sentences are about the futurity. Use will/won't or the present simple ( I see /he plays /it is etc.). i When ____you are_____ (you /be) in London again, come and run into united states of america. 2 I want to encounter Sophie earlier ________________ (she /go) out. 3 Phone call me when ________________ (yous /know) what time yous 're going to become hither. 4 I'chiliad going out now. ________________(you /exist) here when __________ (I /become) back? 5 I retrieve everything will be fine, simply if _____________ (there /be) whatsoever problems, _____________ (I /call) y'all, OK? six We must practice something soon earlier __________(it /be) too belatedly. vii Anna looks very dissimilar now. When _________ (y'all /see) her again, ______________(y'all /non /recognise) her. viii Steve has applied for the job, but he isn't really qualified for it. ______ (I /be) surprised if ___________ (he /get) information technology. nine I'm going to be away for a few days. If _______ (you /need) to contact me while ___________ (I /be) abroad, here's my mobile number. x I don't want to get without you.. _________(I /wait) for y'all until __________ (you /be) ready.
25.2	Make one judgement from two. i It will stop raining presently. Then we'll go out. ________We'll get out when it stops raining_______________ 2 I'll find somewhere to live. Then I'll give you my address. I ____________when _____________________. 3 I'll do the shopping. And then I'll come straight back home. _________________ after _________________. 4 Information technology'south going to go night. Let's go home before that. _________________ before _________________. 5 She must apologise to me outset. I won't speak to her until so. ______________ until ______________
25.iii	Read the situations and complete the sentences. 1 A friend of yours is going on vacation. You lot desire to know what she is going to do. You enquire: What are you going to do when you lot are on holiday? 2 A friend is visiting you lot. She has to get presently, simply you'd like to show her some pictures. You ask: Practise y'all have time to await at some pictures before ____________________? 3 You want to sell your car. Marking is interested in buying it, but he hasn't decided still. You enquire: Tin can you let me know every bit soon as ________________________________? iv Your friends are going to Hong Kong soon. Yous desire to know where they're going to stay. You ask: Where are yous going to stay when ______________________? v The traffic is very bad in your town, but they are going to build a new road. You say: I call back things will be better when they _____________.
25.iv	Put in when or if . 1 Don't worry ______ if ____ I'k late tonight. 2 Be conscientious. You lot'll hurt yourself ___________you fall. three I'm going to Rome side by side week. ____________ I'm there, I hope to visit a friend of mine. 4 I'g going shopping _________ you want anything, I can become it for you. 5 _________ 1 don't see you tomorrow, when volition I see you again? 6 I'k going away for a few days. I'll call you _____________ I get back. vii I hope Sarah can come to the party. It will be a shame ___________she can't come. 8 Nosotros can consume at home or,____________ you prefer, we can go to a restaurant.

ANSWER KEY

25.1

2 she goes

3 you know

4 Will you exist ... I go

5 there are ... I'll telephone call /I will phone call

6 it'south /it is

seven you see ... you won't recognise /you will not recognise

8 I'll be / I volition be ... he gets

9 y'all need ... I'm /I am

10 I'll wait /I will look ... you're /you are

25.2

two I'll give you my address when I find somewhere to alive. Or ….when I've found somewhere to live.

iii I'll come up direct back abode after I do the shopping. Or ... later on I've done the shopping.

4 Permit's become home before it gets dark.

5 I won't speak to her until she apologises. Or ….. until she has apologised.

25.3

2 y'all go I you leave

3 you make up one's mind or you've decided /you take decided

4 you're in Hong Kong /you become to Hong Kong

five build the new road or 've built the new route I have built the new route

25.iv

2 if

three When

4 If

5 If

6 when

7 if

eight if

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Source: https://englishexercisesources.blogspot.com/2019/12/25-when-i-do-when-ive-done-when-and-if.html

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