Conditional sentenses

CONDITIONAL SENTENCES TYPE I
IF CLAUSE (Mệnh đề If)
MAIN CLAUSE (Mệnh đề chính)

 Simple Present
If + S + V/Vs/Ves
If + S + don’t / doesn’t + Vnguyên thể
Simple Future
S + will + (not) + Vnguyên thể
Will + S + Vnguyên thể…?

Conditional Sentence Type I :
1/ If he (study) ________ harder, he can pass an exam.
2/ She may be late if she (not hurry) ________.
3/ Tell him to ring me if you (see) ________ him.
4/ If you are kind to me, I (be) _______ good to you.
5/ If he (give) _______ up smoking, as his doctor orders, he will be soon well again.
7/ You (not pass) ________ your driving test unless you drive more carefully.
8/ He’ll be ill if he (not stop) ________ worrying so much.
10/ Jane never( get) ________there on time if the train leaves soon.
11. I`ll be very angry if he (make)……………………….. any more mistakes.
12. If he (wash)…………………….. my car I`ll give him Ј10.
13. If he (not eat)…………………… all that he will be ill.
Rewrite the following sentences, using Conditional Sentences Type I :
1/ My brother will have enough money. He will buy a bicycle.
(If ___________________________________________________________
2/ I’ll buy a new hat. I’ll give it to you.(If _______________________________________________
3/ You’ll ask the teacher. He’ll explain the lesson to you.
(If ___________________________________________________________
. Choose the best answer to complete the following sentences.
14. If I find it, I ………you.
a. will tell b. would tell c. had told d. told.
34. Trees won’t grow ……….. there is enough water.
a. if b. when c. unless d. as
39. If Peter ………., Sarah will be sad because she wants to meet him very much
a. comes b. do not come c. does not come d. will come
40. If his teeth still …….., he will have to go to the dentist’s again.
a. hurt b. hurts c. to hurt c. will hurt
48. If it……………, they will not go out.
a. rains b. rained c. rain d. raining.
50. Betty will not go to the party unless John ……………….too.
a. go b. went c. going d. goes
51. Miss An does not ……………….to go on the trip if nobody goes with her.
a. want b. wantes c. wants d. wanting.
53. Mr Smith …………. to work on weekends if his manager tells him to.
a. have b. has c. haves d. hases.
54. Unless they ……………her to work hard, she would not.
a. encourage b. encourage c. encourages d. encouraging.
Identify the one that has a mistake by circling the corresponding letter a, b, c, d.
71. If we will reduce the speed of population growth, there will be less pressure on the earth.
A b c d
72. Unless we leave a bowl of water under the sun, it will evaporate.
A b c d
73. If we continue to use fuels at the current rate, we would soon have to face a fuel crisis.
A b c d
89. If tomorrow the weather will be bad, the match will be postponed.
a. b. c. d.
90. If you will see Mike today, please ask him to phone me.
a. b. c. d.