cung cấp đúng dạng thức của các động từ trong ngoặc đơn
1.I ( not meet ) her at school since last month
2. She ( come ) to see you if she arrives here
3. Their friends ( rehearse ) a new play at the moment ?
4. The students ( not have ) school next week
5. We ( not go ) out last night because of the rain .
6. She ( join ) in our trip next summer ?
7. The children ( know ) each other before ?
8. Listen ! Why they ( cry ) ? What ( happen ) to them ?
9. There ( be ) a big march on the Independence Day
10. As soon as her mother ( come ) home , all her friends ( call ) her