Câu 1: You __________ park your car here. It’s a "No Parking" zone.

A. don't have to B. mustn't C. needn't D. shouldn't

Câu 2: I __________ go to the dentist yesterday because I had a terrible toothache.

A. may B. had to C. can D. might

Câu 3: __________ you please help me carry these heavy bags?

A. Should B. May C. Could D. Must

Câu 4: It’s a formal party, so you __________ wear a suit. It’s the rule.

A. have to B. might C. shall D. needn't

Câu 5: She __________ be at home. I saw her at the supermarket just five minutes ago.

A. must B. can't C. shouldn't D. might not

Câu 6: You __________ buy any more bread. We already have plenty in the kitchen.

A. mustn't B. needn't C. ought to D. cannot

Câu 7: We __________ take a map with us; otherwise, we might get lost in the forest.

A. will B. may C. should D. can

Câu 8: "__________ I use your phone for a moment?" - "Sure, go ahead."

A. Must B. May C. Will D. Should

Câu 9: You __________ have told him the secret. Now everyone knows about it!

A. shouldn't B. mustn't C. couldn't D. needn't

Câu 10: If you want to get a high score, you __________ practice every day.

A. may B. might C. ought to D. shall