A. happy
B. hour
C. high
D. hotel
A. so
B. coat
C. note
D. bottom
A. put
B. luck
C. lung
D. drunk
A. bare
B. car
C. card
D. farm
A. come
B. love
C. women
D. some
A. garbage
B. junkyard
C. protect
D. treasure
A. collected
B. published
C. protected
D. provided
A. recycle
B. refreshment
C. creatures
D. reuse
A. limitation
B. intermediate
C. desforestation
D. disappointed
A. garbage
B. problem
C. solution
D. sewage
A. Pure
B. Polluted
C. Dust
D. Pleasant
A. lose
B. will lose
C. lost
D. would lose
A. when
B. whether
C. if
D. which
A. will go out
B. don’t go out
C. go out
D. won’t go out
A. perfectly English
B. English perfectly
C. perfect English
D. English perfect
A. that
B. when
C. if
D. how
A. hardly tried
B. hard tried
C. tried hardly
D. tried hard
A. however
B. but
C. because
D. so
A. works
B. will work
C. worked
D. would work
A. Because of
B. If
C. As
D. And
A. pollution
B. polluted
C. pollute
D. pollutant
A. to see
B. to seeing
C. saw
D. seeing
A. junkyard
B. treasure
C. hedge
D. stream
A. has invented
B. invented
C. was invented
D. were invented
A. I lived far from school.
B. I lived close to school.
C. I live near the school now.
D. I don’t live very far from school
A. works
B. will work
C. worked
D. would worked
A. are
B. is
C. was
D. were
A. go hiked
B. go hiking
C. go to hike
D. go hike
A. if
B. because
C. when
D. because of
A. took
B. takes
C. take
D. taking
A. cannot hardly
B. can hardly
C. not hardly
D. could hardly
A. has to
B. have to
C. had to
D. having to
A. surprised
B. surprise
C. surprising
D. to surprise
A. am
B. was
C. will
D. would
A. know
B. knew
C. known
D. to know
A. is
B. was
C. were
D. will be
A. Unless
B. If
C. Because
D. So
A. to
B. from
C. at
D. for
A. will do
B. did
C. would do
D. doing
A. to have
B. have
C. have had
D. having
A. listen
B. to listen
C. listening
D. listens
A. to
B. for
C. at
D. from
A. science
B. scientist
C. scientific
D. scientists
A. in
B. at
C. from
D. on
A. On
B. At
C. In
D. From
A. in
B. to
C. at
D. between
A. come
B. coming
C. to come
D. will come
A. cook
B. to cook
C. cooks
D. cooking
A. wear
B. to wear
C. wearing
D. wore
A. living
B. has lived
C. lived
D. live
A. was
B. is
C. is being
D. being
A. leg
B. foot
C. feet
D. legs
A. failed
B. will fail
C. fail
D. have failed
A. is it
B. it isn’t
C. isn’t it
D. wasn’t it
A. like
B. liked
C. liking
D. to like
A. visit
B. visited
C. was visiting
D. were visiting
A. at
B. on
C. in
D. for
A. because
B. so
C. but
D. and
A. that
B. if
C. as
D. but
A. but
B. and
C. so
D. for
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