1. in my opinion, you should give up eating fast food.
=>Were...
2. Be careful or you'll fall down
=>Unless you...
3. Thật village has pretty cottages. We spent our vacation there last week
=> Thật village...
4. Students ought to coppy the lessons taught by the class teacher
=> The lessons..
5.Could he climb Mount Everest
=>
Loga
Sinh Học lớp 12
