V
1, in (flying trains)
2, on (the bus)
3, on (foot)
4, in (a helicopter)
5, on (their car); on (the train)
VI
1, will (you) be doing
2, will drive
3, will be using
4, will be riding
5, Have (you ever) heard
6, Will (you) wait
7, goes
8, arrived
9, passed
10, bought
11, has improved; moved
12, will not go
13, goes
14, have just finished
15, have visited
VII
1, Waves will be used as an environmentally friendly by us.
2, Energy consumptions will be reduced as much as possible by us.
3, Alternative sources of energy will be developed by us.
4, More regulations will be made to reduce industrial pollution by government.
5, Solutions to reduce pollution in our country will be found.
6, Solar panels will be installed on the roof of our house next week by them.
7, Will cracks on the water pipes be checked in two days?
8, Fossil fuels won’t be burned for energy in the future.
VIII
1, nonrenewable
2, Unfortunately
3, electricity
4, into
1, There are two types of energy sources mentioned in the text.
2, They can generate a great deal of energy.
3, No, they aren’t.
4, Vietnam uses mostly non-renewable energy sources.
5, Yes, it can.
6, He thinks that Vietnam will use more solar energy in the future.
1, floats
2, inside
3, easily
4, as
1, The Segway is the most popular.
2, No, it can’t.
3, Because it’s too expensive.
4, It is the monowheel
5, Yes, it does.
6, It is the Segway.