百货商店以每个24元的批发价购进35个喜羊羊玩具.每个售价30元,卖完后能赚多少钱?
(30-24)×35
=6×35,
=210(元);
答:卖完后能赚210钱.
— Her parents will send her away because she got a bad mark in the exam.
— _______
A.It’s a pity.
B.Don’t mention it.
C.I’m glad to hear that.
D.It doesn’t matter.
生物的复制方式有多种,通常是双向进行的,但滚动式复制却是单向的。( )