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【判断题】
用c( Na2CO3)=0.1000mol/L的Na2CO3溶液标定HCl,其基本单元的浓度表示为c(Na2CO3)=0.05000mol/L。( )A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】若栈采用顺序存储方式存储，现两栈共享空间A[n]：top1代表第1个栈的栈顶指针，top2代表第2个栈的栈顶指针，分别指向实际栈顶位置，栈1的底在A[0]，栈2的底在A[n-1]，则栈满的条件是( )
A.
|top2-top1|==1
B.
top1+top2==n
C.
top1==top2
D.
top1+1==top2
【简答题】国际通行的服装穿搭TOP原则就是要通过讲究不同的时间、不同的场合、不同的地点穿不同的衣服,所以T代表的是时间,O代表_______, P代表的是地点。( )
【单选题】It's hard to believe that the person recognized Henry’s voice when he passed him in the street.
A.
If the man was going through a hard time and Henry really made an impression, he would remember.
B.
The man would have forgotten Henry’s voice. Nobody can remember a voice after hearing it only once.
【单选题】It's hard to believe that there are so many _____ in the human body.
A.
nails
B.
fingers
C.
hairs
D.
cells
【单选题】It's hard to believe that a tree can develop ______ a small seed.
A.
in
B.
into
C.
from
D.
by
【判断题】It's hard to believe that one overgrown tree could bring down the entire system.
A.
正确
B.
错误
【简答题】nasal preparations
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