A. skink
B. spine
C. knife
D. sigh
A. affixes
B. complexion
C. unexpected
D. exquisite
A. dramatist
B. improvement
C. watercraft
D. alcohol
A. particular
B. community
C. apparatus
D. comparison
A. will work
B. will be working
C. will have worked
D. will have been working
A. Furthermore
B. Nevertheless
C. However
D. Whereas
A. publish
B. publishing
C. publisher
D. publishable
A. erupts
B. exposes
C. exceeds
D. explores
A. may
B. must
C. should
D. can
A. self-support
B. they supported themselves
C. self-supporting
D. supporting themselves
A. influenced
B. related
C. suffered
D. concerned
A. divide into
B. join in
C. add to
D. share with
A. to stop
B. stopping
C. stop
D. being stopped
A. focus... on
B. hold... out
C. adhere... to
D. replace... with
A. is to be
B. can be
C. will be
D. has been
A. ever
B. even
C. never
D. still
A. exchanging correspondence
B. he exchange of correspondence
C. correspondence exchanging
D. correspondence was exchanged
A. how people are there
B. how many people are there
C. how many people there are
D. there are how many people
A. predecessors
B. relatives
C. offspring
D. children
A. concerns
B. irritates
C. admires
D. examines
A. look up to
B. make over
C. make up to
D. look down on
A. detrimental
B. abundant
C. continuous
D. little
A. You think so? I think it a bit too short.
B. It’s my pleasure.
C. Oh, yes. That’s right.
D. Thanks. It’s very kind of you to say so.
A.
You’re welcome
B. That would be great
C. Yes, of course
D. I don't agree, I'm afraid
A. the rise in demand for organic food in the last decade
B. how organic plants are grown in different kinds of soil
C. the toxic substances contained in both organically and inorganically grown food
D. the numerous fallacies that exist about organically grown foods
A. people’s longing for a simpler life style
B. people’s fear of eating more and more food
C. people’s belief that organic foods are safer
D. people’s belief that plants grown traditionally are not as nutritious
A. There is some risk of toxic substances in all types of food grown in the earth.
B. Organic foods are more expensive because of the expense of growing them.
C. Organic foods are more nutritious, though more expensive.
D. The FDA strongly recommends organically grown foods.
A. specially
B. originally
C. naturally
D. traditionally
A. critical
B. neutral
C. negative
D. positive
A. can get a tasty worm in a container
B. can grasp a floating nut in a bottle
C. has the intelligence different from crows
D. can satisfy his needs by using some tools
A. carry out
B. arrive at
C. find a solution
D. make a call
A. Rooks
B. Corvids
C. Apes
D. Walnuts
A. apes are sure to be cleverer than crows
B. crows and apes can find a way out only after trying
C. crows and apes can think through hard problems by using tools
D. crows and apes have thought of the result before action
A. consequences
B. actions
C. solutions
D. problems
A. develops from their cognitive abilities
B. makes them live in pairs
C. is generally their born quality
D. comes from their predicting ability
A. developed gradually
B. changed suddenly
C. remained unchanged
D. diminished rapidly
A. To introduce the research discovery.
B. To compare crows and apes.
C. To describe an Aesop’s story.
D. To help readers understand the crow family.
A. When
B. into
C. the
D. for
A. as early as
B. and
C. to have fused
D. decorate
A. may have to
B. in
C. the technological institutions
D. to preserve
A. As she has seen a different film before, she can see this film.
B. Because she’s seen that film before, she wants to go to different one.
C. As she’d seen that film before, she wanted to see a different one.
D. Because she wants to see that film, she can watch it.
A. “How beautiful is the piece of writing written by you!”
B. “It is good that you have written a beautiful piece of writing.”
C. “What a beautiful piece of writing you have written.”
D. “What you have done is such a beautiful piece of writing.”
A. He tried very hard to reach the apple on the tree, and succeeded.
B. He did not even try hard to reach the apple on the tree, although he could.
C. It’s hard for him to reach the apple on the tree because he never succeeded.
D. However hard he tried, he couldn’t reach the apple on the tree.
A. When she saw a dog run in front of her, she stopped and fell off her bike.
B. She saw a dog in front of her, so she fell off her bike.
C. She saw a dog in front of her, but she fell off her bike.
D. She saw a dog in front of her which caused her to fall off her bike.
A. The United Nations, which was founded in 1945, aims to solve global issues such as climate change and civil war.
B. The United Nations was founded in 1945, but it aims to solve global issues such as climate change and civil war.
C. To be founded in 1945, the United Nations aims to solve global issues such as climate change and civil war.
D. The United Nations aims to solve global issues such as climate change and civil war as it was founded in 1945.
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