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【单选题】
新陈代谢是( )。A.
生命活动的基本特征
B.
生命活动的最基本特征
C.
生物体生存的必要条件
D.
生物体适应环境的能力
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【简答题】It was a very cold evening. The old man’s beard was almost icy. He was waiting for a __ __ across the river. The wait seemed ____ . The old man sat on the ground waiting for quite a long time. ____ , ...
【简答题】The old man’s beard was glazed by winter’s frost while he waited for a ride across the river.
【单选题】(1)Abraham Lincoln grew a beard only _____ being elected to the presidency. (2)An eleven-year-old girl told him that with a beard he “would look a great deal better, for your face is so thin.”
A.
after
B.
also
C.
until
D.
another
【简答题】Match the two sentences with the words and punctuations given. and,but,or In certain areas — the public sector, academia and information technology — the beard may have a little more currency, ...
【简答题】Keil Vision5集成开发环境中,除可以编辑、编译用户程序外,还可以 用户程序。
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