III
1, It will be easy to drive sky-cycling tubes.
2, The green bike is mine.
3, Are you interested in flying cars?
4, You shouldn’t go such a long way by bike.
5, Although electric cars cause no air pollution, they still cause traffic jams.
6, Sue is talking to one of her friends.
7, When I was in secondary school, I usually go to school on foot.
8, GPS technology will be used to increase accuracy and shorten routes.
Chúc em sức khỏe và học tốt nhé!
