BD anh 9: practice for unit 7

practice for Unit 7 (N 01)

I. Choose the best answers.
1. Tom goes jogging everyday ....he will stay fit.
A. so B. so that C. although D. because
2. Remember .... all the lights before you leave.
A. turning off B. turn off C. to turn off D. turns off
3. The energy of the Sun can changed .... electricity.
A. in B. on C. for D. into
4. ..... resources are divided into two groups: renewable and nonrenewable.
A. Nature B. Natures C. Natural D. Natured .
5. My sister has just ... from abroad. She seems to have enjoyed her trip very much.
A. come on B. come to C. come across D. come back
6. I think most children are creative enough to write .... poems.
A. beauty B. beautiful C. beautifully D. beautify
7. He has just finished.... the centre building.
A. designing B. designed C. to design D. for designing
8. They didn`t understand the matter; ........ they didn`t ask for help.
A. but B. however C. moreover D. and
9. I suggest....money for the poor min our neighborhood.
A. save B. saving C. to save D. saved
10. Scientists are looking for an .... way to reduce energy consumption.
A. effect B. effective C. effection D. effectively
II. Supply the correct form of the verbs in the brackets.
1. All buildings in Sweden (heat) ...............................by solar energy in the year 2015.
2. If we go on (waste) ............................water, there(be).............................. a shortage of water in a few decades.
3. Solar panels (install)...........................on the roof of the house (receive).........................the energy from the Sun.
4. I suggest (travel)........................... by bicycle or public transport (keep)........................... the environment unpolluted.
5. We (post)........................... the letter three weeks ago. If you still (not receive) ..................... it, please inform us.
III. Supply the correct form of the words in the brackets.
1. There is a .................. faucet in your kitchen.(drip).
2. We can protect the environment by..........................air pollution.(reduction)
3. I`m very ..........................because they use electricity to catch fish.(worry.
4. I want to see the ...................... of environment from the local authority (protect.)
5. She was .......................... pleased that got the exam.(extreme).
6. Don`t forget to drive.......................... (care).
7. That`s ........................... I`m pleased that you work very hard (wonder)
8. The old man walked..........................to the park (slow)
9. He is one of the most famous..........................in the world (environment)
10. If we go on littering, the environment will become .........................polluted (serious)
IV. Complete the sentences with suitable preposition or adverbial particles.
1. Look ................... the baby when I am out.
2. He wanted to talk to me but I kept ..................working and refused to listen.
3. I turned .................. the job because it was badly paid.
4. You can throw .................. the packet. It is empty.
5. Today we depend .................. oil more than other fuels.
6. I am looking .................. a cup to match the one I broke.
7. What can we do to spend less .................. lighting?
8. Why doesn`t she go.................. with her university study?
9. Don`t turn.................. the water , please. I am having a shower.
10. Hurry..................or we will miss the last bus.
V. Read the text carefully, and then decide whether the following sentences are true or false.
Air pollution is a cause of ill- health in human being. In a lot of countries there are laws limiting the amount of smoke which factories can produce. Although there isn`t enough information on the effects of smoke in the atmosphere, doctors have proved that air pollution causes lung diseases.
The gases from the exhausts of cars have also increased air pollution in most cities. The lead in petroleum produces a poisonous gas which often collects in busy streets surrounded by high buildings. Children who live in areas where there is a lot of lead in the atmosphere can not think as quickly as other children and are clumsy when they use their hands.
There are other long term effects of pollution. If the gases in the atmosphere continue to increase, the earth`s climate may become warmer. A lot of the ice near the poles may melt and cause serious floods.
1. Air pollution can make people ill.
2. Some countries pass laws to prohibit factories from producing