题目内容
（请给出正确答案）
What will be one effect of the new biotechnology on plants？
A．They will grow anywhere in the world.
B．Some will be able to grow in salty soils.
C．They will become poisonous to pests.
D．Using nitrogen from the air they will be able to cross-fertilize.
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According to the passage，what is“migration”？
A.Moving from one place to another with the season．
B.Living in burrows in winter．
C.Travelling in the winter months．
D.Leaving one’S own country for another．
One who travels in a foreign country and learns its language will______.
A．find out what its people are like
B．argue in favor of this country and the language
C．know the country and its people better
D．like its inhabitants and their language
A．the one
B．it
C．that
D．which
What will make one man happy may not make another man happy. This sentence means ______.
A．when one man feels happy, another man will feel sad
B．what will make one mail happy may make another man happy also
C．different people hold different opinions about happiness
D．both A and B
A．how
B．when
C．what
D．such
One ought ______ for what one hasn't done.
A．not to be punished
B．to not be punished
C．to not punished
D．not be punished
To succeed in a scientific research project, ______.
A．one needs to be persistent
B．persistence is needed
C．one needs be a persistent person
D．persistence is what one needs
A. The exterior surrounding air is heated。
B. The windows must be cleaned daily.
C. Construction time is increased.
D. Extra air-conditioning equipment is needed.
A.The span of the wings．
B.The shape of the eyes．
C.The texture of the feathers．
D.The size of the brain．
What do we learn from the last para. ？ ______.
A．If we focus our attention on one thing, we might forget another
B．Memory depends to a great extent on the environment
C．Reception helps improve our memory
D．If we keep forgetting things, we'd better return to where we were
