English modals

I ...........go to work tomorrow because it is Memorial Day. should. shouldn't. don't have to.

We .........go now.It's getting dark. should. can. mustn't.

Yesterday, I ...........study all day for my French final. I didn't get to sleep until after midnight. musted. had to. shouldn't.

You ............forget to pay the rent tomorrow. The landlord is very strict about paying on time. must. don't have to. mustn't.

What do you think I......... do?. must. should. would.

.........you help me, please?. can. should. must.

..........I help him? What do you think?. Shall. Must. Have I.

Ted's flight from Amsterdam took more than 11 hours. He ..... be exhausted after such a long flight. mustn't. must. should.

Susan ...........hear the speaker because the crowd was cheering so loudly. mustn't. couldn't. can't.

You ............worry so much. It doesn't do you any good. must. mustn't. shouldn't.

You.......... take along some cash. The restaurant may not accept credit cards. should. mustn't. could.

He .........speak French when he was five. He was a very clever child. can. must. could.