Cho dạng hoặc thì đúng của động từ trong ngoặc.
1. Look! The teacher (come) __________.
2. Mary (not watch) __________ television at the moment.
3. I (go) __________ to school by bus every day, but today I (go) __________ to school by bike.
4. __________ your father (have) __________ dinner at the moment?
5. Look at the sign, you can't (turn) __________ right.
6. __________ Miss Hoa (walk) __________ to school every morning?
7. The students (write) __________ the answers on the board now.
8. You must (be) __________ careful when you cross the road.