I)Đặt câu hỏi cho phần gạch chân 1. We speak Vietnamese => ____________________ 2. My new friend comes from Russia => _______________ 3. His chickens produce many eggs => __________________ 4. We are cutting down the forests because we need more land =>_______________________________ 5. She is Australian => ______________ 6. Mr. Hai grows a lot of rice in his paddy fields => ________________ 7. It’s cool and nice in the fall in my country => ___________________ 8. Lan’s going to play badminton with her sister => ________________ 9. When we see trash, we should put it in a trash can => _______________________ 10. The Great Wall of China is over nine meters thick => __________________________________________ II) Điền từ còn thiếu trong ngoặc vào chỗ chấm ( dangerous, fast, fall, river, knife, speak, backache, cold, ) 1.Don’t climb the tree. You may _______ down 2.Mai is playing with matches. It’s very ____________ 3. Be careful with the _______. It’s very sharp 4. Don’t run down the stairs so __________ 5. We shouldn’t swim in this ________ because we may drown. 6. She got a _______. She shouldn’t wear more warm clothes 7. I have a sorethroat. I can’t ____________ 8. My grandmother usually has a __________