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【简答题】
下列选项中对标底的叙述正确的有( )。
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【单选题】配制300mL0.1mol/LNaOH溶液,需称取固体NaOH的质量为
A.
1.2mg
B.
1.2g
C.
4.0g
D.
4.0mg
【判断题】Compared with industry , agriculture is more likely to be affected by a limited water supply. ( )
A.
正确
B.
错误
【多选题】第二代晶体管计算机的主要特点?
A.
体积小
B.
速度快
C.
功耗低
D.
性能更稳定
【多选题】第二代晶体管电子计算机的特点是什么?
A.
体积小
B.
速度快
C.
功耗低
D.
性能更稳定
【单选题】做为一名优秀的药店店员,您认为下列哪项更重要( )
A.
态度
B.
知识
C.
技能
D.
职业道德
E.
以上都重要
【简答题】第二代晶体管计算机的特点?
【单选题】第二代计算机的特点主要是()
A.
电子管
B.
晶体管
C.
大规模的集成电路
D.
半导体
【单选题】——Does agriculture(农业) need a large amount of water? ——Yes, a limited water supply will_________ agriculture.
A.
have a good effect on
B.
have a bad affect on
C.
have a bad effect on
D.
has a good effect on
【单选题】Which of the following statements, according to the passage, is NOT true?
A.
A limited water supply will affect industrial production.
B.
Every large city purifies and reuses its water.
C.
Purified water is not exactly as fresh as spring water.
D.
Oceans are the largest water source.
【单选题】__________ 查看材料
A.
A limited water supply
B.
so that it can be used again just as if it were fresh from a spring
C.
It is possible to purify large amounts of sea water
D.
But even if every large city purified and reused its water
E.
And we cannot even use all of that
F.
Experiments have already been done in this field
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