Unit 4( E1)

My mother says that I______ be home by 9 p.m. sharp

• has to

• have to

• don't have to

We______ go now because our dad is waiting for us.

• has to

• have to

• don't have to

She______ wear that costume because it's the family tradition.

• has to

• have to

• don't have to

• doesn't have to

In the past, men does wear ao dai, but today they______ wear it.

• has to

• don't have to

• have to

Before leaving the dinner table, ______ your son______ ask for permission?

• do/ have to

• does/ has to

• does/ have to

We__________ go to school today because it was raining heavily.

• have to

• don't have to

• has to