Английский язык. Система упражнений для формирования грамматической компетенции студентов: ситуативный контекст. Тимофеева Т.И. - 57 стр.

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You'd better wear your raincoat. It's going to rain. You'd better not wait too long.
You’ll be late.
Use need to
• with the same meaning as have to. Need to is not a modal verb.
You need to work harder. You don't need to come tomorrow. Do I need to bring my
dictionary?
Need is a modal verb and has no third person form. It is mainly used in questions and
negatives, and is more formal in use. Need I say morel He need not take the exam.
EXERCISES
1. Complete each sentence with can or can't + the verb in brackets. Use a form of
be able to if can / can't is not possible.
a. That shelf is too high. I (reach) can’t reach
it
b. What's that noise? I (hear) _________________________ something.
c. There's something wrong with this door. I (open) ___________________it.
d. I'm really hungry! I (take) _____________________ my lunch break yet.
e. Sorry, I (come) ____________________tomorrow. I'll try and see you next week.
f. I really want (use) ______________________ a computer properly.
g. Don't push Harry in the water. He (swim) _________________________ .
h. I feel terrible. I (sleep)_____________________ for the past couple of nights.
2. Complete the sentence with must /mustn't. They are all strange but true laws.
a. In New Hampshire, USA, you mustn’t
pick up seaweed from the beach.
b. In Louisiana, USA, schoolchildren ____________ call their teachers Sir or Ma'am.
c. In Canada you _____________________ let a llama eat grass in a national park.
d. In Italy, a man ____________________ wear a skirt in public.
e. In Illinois, USA, you _____________ use the steering wheel when you drive a car.