tìm lỗi sai và sửa lại nha mấy bn:
1. how long have you know your teacher ?
=> known
2. i have had a wonderful times in Ho chi minh City
=> time
3. what would happen if the temperature is warmer?
=> will
4. da lat, where is locted on highland, is famous for mildclimate
=> which is locted
Sửa:
1. know ->known
2. times -> time
3. would -> will
4. where is locted -> which is locted
Xong rồi nhé! Chúc bạn học tốt! 
1. know---> known
2.times--> time
3.would--> will
4. where is located---> which is located
1.know - known
2.times - time
3. would - will
4, where - -which
