Modal verbs- must vs. have to

I_____________ be at the meeting by 10:00.

• should

• must

• have to

• ought to

I will probably _______________ take a taxi if I want to be on time.

• must

• have better

• should

• have to

You ____________ submit the application if it has not been completely filled out.

• must

• have to

• must not

• don't have to

If the form is not accurate and complete, you will be rejected and you will _______________ reapply at a later date.

• have to

• must

• don't have to

• must not

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

• must

• must not

• have to

• don't have to

You ____________ be so rude! Why don't you try saying "please" once in a while.

• don't have to

• must not

• have to

• should

You ____________ be rich to be a success. Some of the must successful people I know haven't got a penny to their name.

• have to

• should

• must

• don't have to

A:My car broke down in Death Valley last week. I ____________ have it towed more than a hundred miles to the nearest mechanic.

B: That ____________ have cost a fortune.

• must/have to

• have to/must

• must/had to

• had to/ must

While hiking in Alaska, you ___________ keep an eye out for bears.

• must

• ought to

• have to

• should

If you see a bear, you ___________ approach it.

• don't have to

• must not

• have to

• must