Choose the best answer. (Em hãy kéo, thả đáp án đúng vào chỗ trống)

Must                 have to

I                  go. Otherwise I’ll miss the train.

Choose the best answer. (Em hãy kéo, thả đáp án đúng vào chỗ trống)

You                  tidy up your room.

Choose the best answer to complete the sentence.

You _____ pick up flowers in the school garden.

Choose the best answer to complete the sentence.

This is the smoking room at this airport . You ______ smoke in this room.

Choose the best answer to complete the sentence.

You____ put the rubbish into the bin.

Choose the best answer to complete the sentence.

You ______ take photos in this museum. It's against the rule.

Choose the best answer to complete the sentence.

Travelling on mountains is really dangerous, so you _____ go alone.

Choose the best answer to complete the sentence.

We _______ eat sweets in the classrooms.