Đáp án:
Giải thích các bước giải:
1. When did Jonh go to Viet Nam?
2. Where is your mother cooking?
3. Which sport does Lan like playing? Does she like it?
4. How long does it take him to go to school by bike?
5. When did you receive a letter from John?
6. What does Minh usually do after getting up?
8.How was Covid-19 transmitted later?
9.how many about people died from COVID-19?
10.Where does coronavirus exist?