1. By the middle of the 21st century ,people in developing countries _____more renewable energy
A.uses                           B.will be using             C. used                           D.have used
2.The wind , the sun,and the wave are some types of___sources of energy
A.changeable                  B.alternative             C,cheap                   D.costly

3 alternative sources of energy_____developed in the near future
A.is                              B. was                    c.has been                       d will be
4.Fossil fuels are very common in our society but they ______the environment
A.renew                       Bprovide              C waste                          D pollute
5."Why is it called a ______ source ?"-Because it can be replaced easily and quickly
A effective                   B.specific             C.renewable                  D.non-renvironment
6.Hydro power is ___because dams cannot be built in certain areas
A.limited                        B.provide          C.waste                    D.pollute
7.At this time next week,we____a wind turbine in our garden
A.install                           B installed                   C  will installed         d will be installed
8. Biogas is____ and cheap for cooking and heating
A.plens                      B.abundant                      C. serious                 D.expensive
9.a hydropower station ____ in the North of the country next year
A.was built                B.were built                           C.will be built            D.has been built
10.we should put___on our roof for the heating and hot water
A.solar energy            B.equipment                 C.cracks                            D.solar panels
11.Remember to ___ the l[ights before going to bed
A.turn             B.turn off                   C.turn on                     D.stop
12.It is a good idea to use____when travellinglong distance
A.cars                  b.taxis               C.private cars                D.public transport
13.What should we do to____electricity
A.A.cut    B.take             C.save                 D.waste
14.We should use___________light bulds in our homes
A.low energy                B.little energy              C.a bit energy                  D.efficient
15 In my opinion,nuclean power is only expensive but also ____ to our environmemt
A.danger                         B.dangerous               C.risk                            D.disaster
16 Someone's carbon______is a measurement of theamount of carbon dioxide that their activities produce
A.effect         B.amount                        C.footprint                               D.energy
17 Several governmants try to ____________ the use of fossil fuels
A.reduce               B.increase                   C.waste                      D.save
18 We are looking for cheap,clean and_____ sources of energy
A.effective               B.efficient                 C.serious            D.dangerous
19._________source of energy is the source that can't be replaced after use
A.renewable                B.natural                      C.effective                     D.non-renewable

ll Put the correct form of the verb in brackets

1.will use

2.will spend

3.will/do

4.will be play

5.will visit

6.will be working

7.will be building

8.will be learning

9.will buy

10.will build

1.By the middle of the 21st century, people in developing countries ___ more renewable energy.
A. uses B. will be using C. used D. have used
2. The wind, the sun and the wave are some types of ___ sources of energy.
A. changable
B. alternative
C. cheap
D. costly
3. Alternative soures of energy ___ developed in the near future.
A. is
B. was
C. has been
D. will be
4. Fossil fuels are very common in our society but they ___ the environment.
A. renew
B. provide
C. waste
D. pollute
5. "Why is it called a ___ source?" - "because it can be replace easily and quickly"
A. effective
B. specific
C. renewable
D. non-renewable
6. Hydro power is ___ because dams connot be built in certain areas.
A. limited
B. unlimited
C. abundant
D. enough
7. At this time next week, we ___ a wind turbine in our farden.
A install
B. installed
C. will installed
D, will be installed
8. Biogas is ___ and cheap for cooking and heating
A. plenty
B. abundant
C, serious
D. expensive
9. A hydropower station ___ in the North of the country next year.
A. was built
B. were built
C. will be built
D, has been built
10. We should put ___ on our roof for the heating and hot water.
A. solar energy
B. equipment
C. cracks
D. solar panels
11. Remember to ___ the lights before going to bed.
A turn
B, turn off
C, turn on
D, stop

12. it is a good idea to use ___ when travelling long distances.

A cars

B taxis

C. private cars

D. public trans prot

13. What should we do to ___ electricity?

A. cut

b. take

c,save

d, waste

14. we shout use ___ light bulbs in our homes

a, low energy

B. little energy

c, a nit energy

d, efficient

15. In my opinion,nuclean power is only expensive but also ____ to our environmemt

A.danger

B.dangerous

C.risk

D.disaster

16. Someone's carbon______is a measurement of theamount of carbon dioxide that their activities produce

A.effect

B.amount

C.footprint

D.energy

17. Several governmants try to ____________ the use of fossil fuels

A.reduce

B.increase

C.waste

D.save

18.We are looking for cheap,clean and_____ sources of energy

A.effective

B.efficient

C.serious

D.dangerous

19._________source of energy is the source that can't be replaced after use

A.renewable

B.natural

C.effective

D.non-renewable

ll Put the correct form of the verb in brackets

1.People (use)________will use______solar energy in the future

2.By 2022,peole in VN (spend)___will spend________a lot of money on heating 3.What____do_____we(do)_______do____to save electricity,dad?

4.At 5 o'clock tomorrow Nam(play)____wil be playing_____football with his friends

5My father (visit)_____will visit ____to Ha Long Bay next week

6.At 10 o'clock tomorrow he (work)_______will be working_______in his office 7.They(build)_____will be building_______their house this time next week

8.At 8 a.m tomorrow ,my sister (learn)_________will be learning____English with her friends

9.Ba (buy )_________will buy___a new house tomorrow

10.We(build)_______will build__________a hydro power station in this area next month