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【判断题】
所有非电解质的稀溶液,均具有稀溶液的性。
A.
正确
B.
错误
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【简答题】Calvin Klein is one of the top ____________(design) in the world.
【单选题】Calvin Klein is one of the top________ in the world.
A.
design
B.
designer
C.
designers
【简答题】He has been ill _____ three years.
【单选题】晶闸管关断条件是______。
A.
将控制极触发脉冲关断
B.
在控制极加反向电压
C.
减少阳极电流使之小于维持电流
D.
在控制极加正向电压
【单选题】What does the space trip start with?
A.
Getting a visa.
B.
Intensive training.
C.
Buying some tickets.
D.
Making a travel plan.
【简答题】系统调用是通过( ) 来实现的。当发生系统调用,处理器的状态会从( )态变为( )态。
【单选题】Calvin Klein is one of the top ________in the world.
A.
designers
B.
designer
C.
design
【单选题】He has been ill with a strange disease lately, ______I’ve never heard of before.
A.
it
B.
this
C.
that
D.
one
【单选题】He has been ill with a strange disease lately, ______I’d never heard of before.
A.
it
B.
this
C.
that
D.
one
【判断题】乘务员可以在有需要的情况下打开应急医疗箱,取出并使用箱内的相关物品。
A.
正确
B.
错误