含有0.1024mol/LNaOH溶液1升,欲稀释为0.1000mol/L需加入()毫升水。
A、48.0
B、24.0
C、36.0
参考答案:B
When you cross the street, you can never be _______ careful.
A.too
B.very
C.much
D.so
下列程序段的执行结果为()。 I=4 x=5 Do I=I + 1 X=K^2 Loop Until I>=7 Print"I=";I Print"x=";x
A.121
B.122
C.112
D.222