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1. Pick out the word which has the underlined part pronounced differently from the rest
a. odour
b. vapour
c. our
d. favour
2. Car ________ contains carbon monoxide which is invisible, but dangerous.
a. rubbish
b. garbage
c. exhaust
d. air
3. The volcanic eruptions made some cities in the US covered with ______.
a. rubbish and garbage
b. smoke and fumes
c. dust and ash
d. smog and rain
4. The most serious threat to the planet is the warning of the earth's ________
a. atmosphere
b. layers
c. air
d. breath
5. The principal usually has his pupils _____ waste paper for their mini-project.
a. collect
b. to collect
c. collecting
d. collected
6. Pink is the ________ of red and white.
a. addition
b. combination
c. cooperation

c. the
d. no article
13.Environmental pollution is a term that ________ to all the way by which man pollutes his
surrounding.
a. mentions
b. commands
c. says
d. refers
14.They are interested in the _________ of synthetic fabrics.
a. manufacture
b. manufactured
c. manufacturer
d. manufacturers
15."Walking a lot made Tom tired". means _______
a. Tom was tired of walking
b. Tom was tied from walking
c. Tom was tired because he had walked a lot
d. b and c
16.When I am learning English, sometimes I _________ the accent.
a. will be confused about
b. was confused about
c. had be confused about
d. am confused about
17.Iraq is very _________ oil.
a. richness of
b. rich in
c. of rich in
d. getting rich in
18.Pick out the word which has the underlined part pronounced differently from the rest
a. plastic

a. wood pulp
b. soil
c. garbage
d. land
25."I did not agree with your idea." means __________.
a. I approved of your idea
b. I was not in favour of your idea
c. Your idea is my favourite
d. I am not in agreement with your idea
26."We cannot eliminate pollution completely." means __________
a. . Eliminating pollution completely is impossible.
b. It is quite easy for us to eliminate pollution.
c. It is possible for us to eliminate pollution completely.
d. Pollution can be eliminated completely.
27.There are many people who do not know anything about protecting the environment." means
__________.
a. They are unaware of protecting the environment
b. They have no knowledge of protecting the environment
c. a and b are correct
d. a and b are incorrect
28.We must be responsible __________.
a. for what we have done
b. what we have done for
c. for we what have done
d. what for we have done
29.NO is the formula of __________.
a. nitrogen
b. nitric oxide
c. nitric acid
d. nitrate

d. no article
36.Human beings are the worst ________ on the earth
a. pollutes
b. polluters
c. pollutant
d. pollutions
37.The _________ of the water supply caused some infectious diseases for the people in the area.
a. conservation
b. contamination
c. concentration
d. conclusion
38.Mary is ________ most beautiful girl of _________. three sisters.
a. the/ the
b. a/ the
c. the/ no article
d. a/ no article
39."Brunch" is combined from the two words _________.
a. breakfast and lunch
b. break and lunch
c. breakfast and bunch
d. break and bunch
40.H2SO4 is the formula of __________
a. carbon monoxide
b. hydrogen fluoride
c. sulphur dioxide
d. sulphuric acid
41.You are very lucky _______ after the earthquake.
a. being alive
b. to be alive
c. of being to be alive

c. healthy
d. slowly
48.The prefix of "pleasant" is _________.
a. -im
b. -in
c. -ip
d. -un
49.Many people have a habit of smoking after lunch.
a. used to
b. are used to
c. are accustomed to
d. b and c
50.Pick out the word which has the underlined part pronounced differently from the rest
a. amount
b. count
c. mountain
d. course
51.The more waste paper we recycle _______
a. the more trees we preserve
b. the most trees we preserve
c. the less trees we preserve
d. the least trees we preserve
52.There were some serious forest _________ in the Mekong Delta last dry season.
a. burns
b. fires
c. sacks
d. dismisses
53.These pupils ________ waste paper for their mini-project.
a. are collecting familiar with
b. are familiar with collecting