一Oh, it's my sweater.Please .
A:pick it up
B:put it on
C:give it out
D:take it off
我国地域辽阔南北纬度跨度大,下列省区积雪期最长的是( )
mouth 译为:嘴巴
有一个角是锐角的三角形,叫做锐角三角形.