Bài 5: Rewrite the sentences in passive voice.
1. I can answer this question.
2. She would carry the suitcase.
3. You should open the window.
4. We might play cards.
5. You ought to wash the clothes.
6. He must fill in the form.
7. They need not buy cheese.
8. He could not read the sentence.
9. Will the teacher test our English?
10. Could Tim lock the door?