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【单选题】
在TCP/IP参考模型中，传输层的主要作用是在互联网络的源主机与目的主机对等实体之间建立用于会话的
A.
点-点连接
B.
操作连接
C.
端-端连接
D.
控制连接
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举一反三
【单选题】Even if we are very busy, we should spend ______ doing exercise every day.
A.
some time
B.
sometime
C.
sometimes
D.
some times
查看完整题目与答案
【单选题】We’ve known for a long time a high—fat diet，obesity and lack of exercise can increase the risk of developing heart disease and type 2 diabetes，two conditions affecting millions of Americans．What we ar...
A.
Different rates of common cancers in different regions result from different lifestyles．
B.
The rate of several extremely common cancers in the U．S．is higher by 1／1 0 or 1／20．
C.
People who migrate to the United States have high cancer rates after a generation．
D.
If people out of the western world stay at home，their risk of cancer won’t rise
查看完整题目与答案
【单选题】客厅的一端为餐厅,同一个空间中由于客厅的家具和餐厅的家具存在质量大小的不同,设计师可以通过不同的色彩加以调整,这一行为属于室内设计构图原则中( )原则。
A.
协调
B.
比例
C.
平衡
D.
构图
查看完整题目与答案
【单选题】It's difficult for any of us to eat better, exercise more, and sleep enough, _____ we know we should. [     ]
A.
because
B.
even if
C.
as if
D.
unless
查看完整题目与答案
【单选题】No matter how busy we are, we should _____ some time to do exercise everyday. [     ]
A.
set down
B.
set aside
C.
set up
D.
set off
查看完整题目与答案
【简答题】What should we do to keep healthy? One important rule is to exercise__31__. The Fang family try to exercise every day. Mr Fang__32__exercise in the morning because he must get to work at exactly seven...
查看完整题目与答案
【单选题】— What can we do to prevent (避免) H1N1? — We should do more exercise and eat a ______ diet to stay ______. [     ]
A.
balanced; health
B.
balance; healthy
C.
balanced; healthy
D.
balancing; health
查看完整题目与答案
【单选题】Doing exercise can make everyone _____. We all like it. [     ]
A.
sad
B.
angry
C.
health
D.
healthy
查看完整题目与答案
【单选题】—What can we do to prevent (避免)being ill? —We should do more exercise and eat a ________ diet to take good care of ______.
A.
balanced; us
B.
balance; ourself
C.
balanced; ourselves
D.
balancing; our
查看完整题目与答案
【单选题】听力原文： Nearly every day we are reminded to get more exercise, but this can be hard to do with the hectic lifestyles we have today. Multi-tasking—doing two or more things at the same time—is now a commo...
A.
Eating breakfast while driving to work
B.
Commuting while getting exercise
C.
Thinking while cycling
D.
Drinking coffee while working
查看完整题目与答案
相关题目：
【单选题】Even if we are very busy, we should spend ______ doing exercise every day.
A.
some time
B.
sometime
C.
sometimes
D.
some times
查看完整题目与答案
【单选题】We’ve known for a long time a high—fat diet，obesity and lack of exercise can increase the risk of developing heart disease and type 2 diabetes，two conditions affecting millions of Americans．What we ar...
A.
Different rates of common cancers in different regions result from different lifestyles．
B.
The rate of several extremely common cancers in the U．S．is higher by 1／1 0 or 1／20．
C.
People who migrate to the United States have high cancer rates after a generation．
D.
If people out of the western world stay at home，their risk of cancer won’t rise
查看完整题目与答案
【单选题】客厅的一端为餐厅,同一个空间中由于客厅的家具和餐厅的家具存在质量大小的不同,设计师可以通过不同的色彩加以调整,这一行为属于室内设计构图原则中( )原则。
A.
协调
B.
比例
C.
平衡
D.
构图
查看完整题目与答案
【单选题】It's difficult for any of us to eat better, exercise more, and sleep enough, _____ we know we should. [     ]
A.
because
B.
even if
C.
as if
D.
unless
查看完整题目与答案
【单选题】No matter how busy we are, we should _____ some time to do exercise everyday. [     ]
A.
set down
B.
set aside
C.
set up
D.
set off
查看完整题目与答案
【简答题】What should we do to keep healthy? One important rule is to exercise__31__. The Fang family try to exercise every day. Mr Fang__32__exercise in the morning because he must get to work at exactly seven...
查看完整题目与答案
【单选题】— What can we do to prevent (避免) H1N1? — We should do more exercise and eat a ______ diet to stay ______. [     ]
A.
balanced; health
B.
balance; healthy
C.
balanced; healthy
D.
balancing; health
查看完整题目与答案
【单选题】Doing exercise can make everyone _____. We all like it. [     ]
A.
sad
B.
angry
C.
health
D.
healthy
查看完整题目与答案
【单选题】—What can we do to prevent (避免)being ill? —We should do more exercise and eat a ________ diet to take good care of ______.
A.
balanced; us
B.
balance; ourself
C.
balanced; ourselves
D.
balancing; our
查看完整题目与答案
【单选题】听力原文： Nearly every day we are reminded to get more exercise, but this can be hard to do with the hectic lifestyles we have today. Multi-tasking—doing two or more things at the same time—is now a commo...
A.
Eating breakfast while driving to work
B.
Commuting while getting exercise
C.
Thinking while cycling
D.
Drinking coffee while working
查看完整题目与答案