Học Tiếng Anh Không Giới Hạn
1. You _____ touch the snakes.
2. This is important. You ____ listen carefully.
3. Our roads are dangerous places. We ______ have discipline.
4. You ______ tell us about any problems.
5. You _____ drop litter.
6. This sign says “Stop”. We _____ go straight on.
7. You ______ use your mobile phone in the exam room.
8. The traffic lights are red. You ____ stop.
9. There is an intersection ahead. We ________ go fast.
10. The cars go very fats. We _____ be careful.