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【单选题】
83 . VDSL的说法中正确的是A.
VDSL仅支持对称传输
B.
VDSL仅支持非对称传输
C.
VDSL支持对称和非对称传输
D.
VDSL仅能以固定速率传输
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【判断题】When diners wanted to put down their chopsticks during a meal, they would place them lengthways on a chopstick holder.
A.
正确
B.
错误
【单选题】The workers will go on strike if the demands they put forward are turned down. [ ]
A.
could
B.
would
C.
/
D.
had
【简答题】Studying the humanities improves our ability to read and write. No matter what we do in life, we will have a huge advantage if we can read complex ideas and understand their meaning. We will have a br...
【单选题】It seem s that many people have _________ periods of stress, with more physical and mental vigor than they had before.
A.
come around
B.
come on
C.
come through
【简答题】下列关于一体机的特点,错误的是A. 是介于笔记本和台 式电脑中间的一种 电脑 B. 所谓一体机，就是 所有部件都集中在 主板上的设计 C. 一般没有单独的机箱，把主板、CPU、显卡、内存、硬 盘等都集成在显示 器上面 D. 由于不会经常移动，它不必过分追 求轻薄而可以采用 一些性能更强的台 式机的配件
【单选题】They will_________the old houses to build the central park. [ ]
A.
put off
B.
pull down
C.
put down
D.
put up
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