A. Weather patterns changing.
B. Plants and animals becoming extinct.
C. More polar ice.
D. Human diseases spreading.
A. understand how serious colder weather is
B. take global warming seriously
C. care about warmer weather
D. think warmer weather sounds nice
A. humans have been blamed for global warming
B. humans have not been blamed for global warming
C. humans are mostly responsible for global warming
D. there are many factors that cause global warming
A. a glass structure
B. the Earth
C. a colored home
D. a type of gas
A. the solutions to global warming
B. the different types of global warming
C. the reasons why global warming is not a serious problem
D. the causes and effects of global warming
A. moreover
B. because
C. however
D. although
A. resource
B. technology
C. informatics
D. generation
A. in
B. on
C. with
D. for
A. possible
B. possibility
C. possibly
D. impossible
A. must
B. should
C. had
D. need
A. think
B. through
C. then
D. thumb
A. sew
B. few
C. drew
D. news
A. mineral
B. pilot
C. five
D. size
A. audience
B. structural
C. important
D. natural
A. attractive
B. perception
C. cultural
D. expensive
A. colleague
B. decade
C. express
D. respect
A. Have you ever reading
B. Have you ever read
C. Has you read
D. You have read
A. England
B. Australia
C. Singapore
D. Korea
A. was helping - will start
B. helped - was starting
C. is helping - starts
D. has helped - is starting
A. ash
B. smoke
C. dirt
D. lava
A. keep in touch
B. cope
C. catch up
D. keep pace
A. are chatting
B. will be chatting
C. chatted
D. chats
A. as she doing
B. is she doing
C. she is doing
D. she was doing
A. since
B. because
C. because of
D. as a result
A. peacefully
B. peace
C. peaceful
D. peaces
A. take
B. takes
C. taking
D. is taken
A. can see
B. sees
C. was seen
D. can be seen
A. so that
B. in order to
C. so as to
D. as result
A. although
B. when
C. while
D. because
A. therefore
B. however
C. moreover
D. otherwise
A. watched
B. was watching
C. watch
D. am watching
A. more
B. most
C. the most
D. best
A. on
B. in
C. of
D. about
A. It is such a convenient smart phone that I bring it everywhere.
B. I bring my smart phone everywhere although it’s convenient.
C. My smart phone is not convenient enough for me to bring.
D. My smart phone is convenient so that I can’t bring it anywhere.
A. We don’t like going to galleries.
B. This gallery is attractive.
C. Before going to this, we didn’t go to any other gallery.
D. This is the first time we have been to this gallery.
A. Alex said that he would try to learn hard to pass the entrance exam.
B. Alex told that he would try to learn hard to pass the entrance exam.
C. Alex asked that he would try to learn hard to pass the entrance exam.
D. Alex talked that he would try to learn hard to pass the entrance exam.
A. Aeroplanes help to travel us long distances in the air.
B. Aeroplanes help us travel to long distances in the air.
C. Aeroplanes help us to travel long distances in the air.
D. Aeroplanes long help us to travel distances in the air.
A. Which of the four inventions is the best imitation of nature?
B. Which is of the four inventions the best imitation of nature?
C. Which of the best four inventions is the imitation of nature?
D. Which the four of inventions is the best imitation of nature?
A. Could me you tell who invented the light bulb?
B. Could you tell me who invented the light bulb?
C. Could who you tell me invented the light bulb?
D. Could you tell me the who invented light bulb?
A. The USB stick is helpful so that I love it so much.
B. The USB stick is so helpful so much that I love it.
C. The USB is so helpful stick that I love it so much.
D. The USB stick is so helpful that I love it so much.
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