ex 7 bạn làm đúng rồi nè
còn ex8 câu 1 bạn làm đúng rồi
2. That fence ought to be painted.
3. Tomatoes should be planted in spring.
4. Helen's exercises must be finished by 9.00
5 Our Spanish pronunciation should be improved as soon as possible.
6 A new place of worship is going to be built in this school.
7 That house should be bought immediately by him.
8 The report won't be done by the clerk
9 Chess could be played by him when he was young.
10 This room may be used for the meeting place.
