Exercises 5:

1.Unless you study hard,you will fail the exam

2.Unless you like this one,I will bring you another

3.Unless she hurry,she will be late

4.Unless you are carefull,you will cut yourself

5.Unless you had sneezed,he would not have known that we were there

6.Unless you work harder.you will be sacked because of your laziness

7.Unless there had been the heavy storm,the climbers will not have died

8.She has found that nobody can help her unless she try her best to do it herself

9.Unless you know how to spell a word,you should look it up in the dictionary

10.The campfire would have been cancelled unless it had rained last night

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