Choose the right sentences.
a) When Carol has passed her driving test, she ________ hire a car from Jane.
1. has to. 2. must. 3. will be able to. 4. should
b) British pupils ___________ stay at school till the age of 16 .
1. should. 2. must. 3. can. 4. have to
c) You_________ ring the bell I've got a key.
1. needn't. 2. mustn't. 3. shouldn't. 4. cannot
d) You_________ drive fast. There is a speed limit.
1. needn't. 2. mustn't. 3. wouldn't 4. cannot
e) The train________ arrive in five minutes.
1. must. 2. can. 3. may 4. is to