A. junior
B. humour
C. stew
D. purify
A. recite
B. refund
C. reconcile
D. reproduce
A. relax
B. recognize
C. realize
D. relatively
A. permanent
B. power
C. permission
D. carpet
A. quite
B. in
C. those ones
D. are not
A. never
B. an
C. to play
D. in
A. Many
B. is
C. most great
D. in
A. attendance
B. intention
C. convention
D. attention
A. used to
B. is used to
C. has used to
D. who used to
A. am
B. could be
C. were
D. would be
A. have you
B. haven't you
C. you have
D. you haven't
A. would
B. shall
C. could
D. might
A. of passing
B. passing
C. to pass
D. pass
A. promised
B. had promised
C. has promised
D. promised
A. would
B. may leave
C. may be leaving
D. could leave
A. can help
B. will help
C. could help
D. should help
A. You should cook the meal now
B. How about cooking the meal now?
C. Have you cooked the meal?
D. We’d better be cooking the meal.
A. Yes, do it now
B. Sure, I’ll do it
C. Not a chance
D. It’s my pleasure
A. put on
B. went off
C. got out
D. kept up
A. go along
B. go out
C. put on
D. turn up
A. failed to pay
B. paid in full
C. had a bad personality
D. was paid much money
A. make up
B. get along
C. go up
D. fail
A. in
B. by
C. through
D. oil
A. hardly
B. even
C. whole
D. entirely
A. most
B. mostly
C. almost
D. hardly
A. do
B. take
C. make
D. have
A. safe water shortage
B. pools of poison
C. industrial pollution
D. population explosion
A. It has 1,300 rare species that do not exist anywhere else in the world.
B. It is one of the largest lakes that contains a variety of animals and plants.
C. It is polluted by massive volumes of industrial wastes discharged into it.
D. It is the only lake in Russia whose source of water is not drinkable.
A. laws
B. the government
C. animals
D. plants
A. nearly 16
B. exactly 16
C. over 16
D. more than 16
A. We should take action to protect our water sources.
B. We should take all water sources into account.
C. We should limit the use of water sources.
D. We should encourage people to use safe water.
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