一本书打八折后的售价是18.4元,这本书的原价是多少元?
18.4÷80%=23(元);
答:这本书的原价是23元.
The reason_________ he was late for work was_________ he didn’t get up early.
A.for, because
B.which, because
C.why, that
D.for, that
车辆环境是物的环境,如()等。
A.车型
B.车种
C.车辆运行参数