CONDITIONAL SENTENCES :

1.If there (not be)............oxygen on the earth,life as we know(not exist)............

2.Most people know that oil floats on water.If you(pour).......oil on water, it(float)..........

3.Lan didn't study hard so she failed the test.However, if she (study).............hard,she(pass)...........it.

4.It's been a long drought.It hasn't rained for over a mounth.If it(not rain)..........soon,a lot of crops(die).............If the crops (die)..........,many people(go)............hungry this coming winter.

5.Jane doesn't know how to dance .She wishes she (know)........how to dance.

CONDITIONAL SENTENCES (TYPE 3) He parked in wrong place .He was fine . ->.........

CONDITIONAL SENTENCES (TYPE 3) 1.I didn't take a camera with me , so I couldn't take any photos. -> ....... 2.I didn't come to the party because he didn't invite me. ->........ 3.I couldn't sleep well last night because I had drunk too much coffee. ->....... 4.He parked in wrong place .He was fine. ->......... 5.We finished the work thanks to their help. ->.......

CONDITIONAL SENTENCES (TYPE 3) 1.If you had asked me , I (help) ..........you. 2.If we (go) .......to the cinema , we would have seen my friend Jacob. 3.If you had spoken English , she (understand) ......... 4.If they (listen)........to me , we (be)........home earlier. 5.I (write) ........you a postcard if I (take) ...........part in the contest. 6.If I (not break).........my leg, I(take).........part in the contest. 7.If she (take).........the bus , she (arrive).........on time.

CONDITIONAL SENTENCES (TYPE 1,2)

1.People don't trust him because he tells lies.

->If he.....

2.She is so busy that she can't come to the party.

-> If she........

3.I haven't got the money, so I'm not going on holiday.

->If I ........

4.He often gets bad marks because he is lazy.

->If....

5.Do it now , or you will not finish it on time.

->If......

6.Hurry up, or we will be late for the exam.

->If......

7.Be quiet , or you will not understand the lesson.

->If.....

8.I'm not a doctor , so I can't help you.

-> If....

9.They do not understand you because you do not often talk to them.

->If....

10.I'm so busy . so I don't write to my friends regularly.

->If....

11.The office may be closed , so Mark won't be able to get in.

->If....

12.You can't look the work up because you haven't got a dictionary.

->If.....

CHANGE INTO PASSIVE

1.I hate people looking at me. 

2.Teachers should make lessons more interesting for school children.

3.I'd like someone to read to me.

4.We shall lock the house up for summer and the old gradener will look after it (2 passive)

5.People say tortoises live longer than elephants.

6.One cannot eat an orange if nobody has peeled it.(2 passive)

7.Don't let the others see you.

8.Did anybody ever teach you how to behave?

9.It surprised me to hear someone had robbed you (2 passive)

10.People ought to tell us how much they expect of us.(2 passive)

CHANGE INTO PASSIVE

1.She fell into water because somebody pushed her.

2.What ought we to do about this?

3.It is time they brought the cows in.

4.What questions did the examiner set?

5.Somebody must do something for these poor men.

6.Nobody has made mistakes.

7.Nobody has answered my question properly.

8.Somebody has brought this child up badly.

9.The teacher promised Jane a prize if she worked well.

10.Nobody has ever spokento me like that before.