V.
27. It is about 300km from Ho Chi Minh city to Phu Quoc Island
28. Traffic rule should be obeyed strictly by road users
29. You will hurt yourself if you won't be careful
VI.
30.They will be learning English this time tomorrow
31.My brother doesn't like ice-skating because he thinks it is dangerous
32.People won't use flying car until year 2050
Chúc bạn học tốt!!!