đây là vòng 14 à hay 11 bạn

1. They are doing their homework now.

→ Their homework are being doing now.

2. Can students speak Vietnamese in English classes?

→ Can Vietnamese be spoken in English classes by students?

3. They haven't met her since they were here

→ She is have not been met since they were here.

4. We will have to change the date of the meeting again

→ The date of the meeting will be haven to change again.

5. Hung used to spend his money playing computergames

→ Hung's money used to be spent playing computergames.

x + 5 = 10

x=  5