ZDIĘCIA0111

must, mustn’t and needn’t

1 Match the pairs of sentences. -» 7.1, 7.2

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First

conditional

4 Match the two halves of the sentences. -* 7.4, 7.5

1    You mustn’t eat those mushrooms.

2    You must drive on the left.

3    You mustn’t swim here.

4    You must pay for those books.

5    You mustn’t worry about your exams.

6    You must try on that top. a You’re in England!

b You don’t want to buy the wrong size. c They're poisonous. d They'll be fine. e They aren’t free. f The river is dangerous.

2 What do the signs mean? Complete the sentences with must or mustn't. ■* 7.1, 7.2

1    If I don’t go to bed soon,...

2    I won’t pass my exam ...

3    My brother will help me ...

4    If you have a party,...

5    We won’t have a barbecue...

6    Will your brother be angry ... a ... will you invite me?

b ... I’ll be tired tomorrow. c ... if we use his Computer? d ... if my homework is too difficult. e ... if it rains tomorrow. f ... if I don’t study hard.

5 Complete the first conditional sentences with the present simple form of the words in brackets. •* 7.4. 7.5

1 You mułtn'1 tum left.
2 You	stop here.
3 You	smoke.
^4 Y°^U	switch off your mobile phone.
^ 5 You	be eighteen to see this film.
* ^v"“	dive here.
CSl ^7 You	wear a hard hat.
w 8 You	tum right.

1    If he_(eat) too much, he won't sleep well.

2    l’ll feed his cat while he's away if he_(ask) me.

3    We won’t get home before it’s dark if we_(leave)

after 5.30 p.m.

4    If you_(work) harder, you'll do better at school.

5    If it_(snów) next month, we’ll go skiing.

6    SheTlbeangryifhe_(notcome)toherparty.

6 Complete the first conditional sentences with the will form of the words in brackets. -» 7.4, 7.5

1    If you give me your number, I_(cali) you tomorrow.

2    They_(not buy) a new car if it costs too much.

3    If you don’t tell your parents where you are, they_

(be) worried.

4    You_(have) a great time if you come to the party.

5    What_you_(do) if it rains tomorrow?

6    If we can’t find a hotel, where_we_? (sleep)

3 Rewrite the sentences using needn't. -* 7.3 It isn't necessary for you to buy her a present.

You n«dn't birj ber a present.

1    It isn’t necessary for us to arrive on time.

2    It isn’t necessary for them to phone me.

3    It isn’t necessary for him to wear a suit.

4    It isn’t necessary for her to cook dinner for me.

5    It isn't necessary for you to wait for me.

Grammar Builder • Unit 7