Modal verbs

One ___ make a U-turn if there are cars coming from the opposite direction.

• mustn't

• have to

• need to

• don't have to

You ___ dress formally at all since it’s a family gathering

• don't have to

• don’t need to

• mustn't

• shouldn't

Teachers __: wear suits for work, but their clothes must be neat and clean.

• don't need to

• need

• must

• mustn't

You ___ arrive on time for lessons. It's important not to be late.

• need to

• have to

• don't need to

• must

You ___ arrive before 9.

• have to

• must

• don't have to

• don't need to

You ___ be more careful with the hammer.

• ought to

• should

• shouldn't

• had better

You ___ consider getting another job.

• should

• had better

• ought to

They ___ watch TV without their glasses.

• shouldn't

• had better not

• ought not to

You'd ___ read the instruction manual.

• should

• ouhgt to

• shouldn't

• better

You ___ go to the dentist’s regularly.

• should

• had better

• ought to

• shouldn't