1.Much.......to achive gender equality in employment opportunity.

a.has to be done

b.may not be done

c.mustn't be done

d.needn't be done

2.Frank's wallet is lying on the coffee table.He.....it here last night.

a.must have left

b.should have left

c.must be leaving

d.needn't leave

3.Jeanette did very badly on the exam. She.....harder.

a.must have studied

b.could have studied

c.should have studied

d.must studied

1.Some UFO sightings.....easily.No one is able to explain them easily.

a.can't be explained

b.shouldn't be explained

c.must be explained

d.needn't be explained

2.A child.....everything he or she wants.

a.must be given

b.shouldn't be given

c.mustn't be given

d.can be given

1.There are a lot of tickets left, so you.....pay for the tickets in advance.

a.mustn't

b.won't

c.shouldn't

d.needn't

2.They.....a lot because they're very good musicians.

a.must have practiced

b.should have practiced

c.might have practiced

d.would have practiced

3.It's your own fault, you.....to bed so late.

a.can't have gone

b.shouldn't have gone

c.mustn't have gone

d.might not have gone

1.How old do you think Peter is?-I just looked at his driver's license. He...33.

a.might be

b.may be

c.must be

d.should be

2.It.....rain this evening.Why don't you take an umbrella?

a.had better

b.might

c.must

d.could

3.You.....forget to pay the rent tomorrow. The landlord is very strict about paying on time.

a.don't have to

b.mustn't

c.couldn't

d.can't

4.It's a school rule.All the students.....wear a uniform.

a.have to

b.might

c.must

d.need

1.When I was young, I.....go fishing with my father.

a.was used to

b.would

c.may

d.used to

2.You.....take along some cash.The restaurant may not accept credit cards.

a.has to

b.had better

c.can

d.could

1.Your application form.....by next Friday.

a.is to be submitted

b.is submitting

c.is submitted

d.is going to submit

2.I'm going to meet my uncle at the airport.......I leave early today,sir?

a.will

b.may

c.shall

d.would