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【单选题】
在20°C时,水的折光率为( )A.
1
B.
1.3
C.
1.330
D.
1.3325
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【单选题】There are ________students playing basketball in the room.
A.
score of
B.
scores of
C.
two score
D.
two score of
【简答题】There are______ students playing basketball in the room. [ A] score of [ B] scores of [ C] two scores [ D] two score of
【简答题】一个扫描周期包括( )、( )、处理通信请求、执行CPU自诊断 和( )这五个工作过程。
【判断题】把室内绿化作为主要陈设并成为视觉中心,以其形、色的特有魅力来吸引人们,是许多厅室常采用的一种布置方式,它可以布置在厅室的中央。也可以布置在室内主立面,如某些会场中、主席台的前后以及圆桌会议的中心、客厅中心。或设在走道尽端中央等,成为视觉焦点。边角点缀的布置方式更为多样。
A.
正确
B.
错误
【单选题】The kindergartener sat them down to read and paint,________ all the children wanted to do was to make a mess.
A.
as
B.
then
C.
until
D.
while
【简答题】A.It is difficult for students to get an average score. B.The students discuss and talk about their lives quite often. C.It is reasonable for students to take many classes in one semester. D.The stude...
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