一件衣服34元,比原来便宜15%,比原来便宜多少元?
34÷(1-15%)-34
=34÷85%-34,
=40-34,
=6(元);
答:比原来便宜6元.
I ________ I could fly to the moon one day.
A.want
B.hope
C.wish
D.like
什么叫早产儿?