-1的相反数是( )
A.-1
B.1
C.±1
D.0
-1的相反数是1.
故选B.
“湖静映彩霞”,“潭清疑水浅”.前句说的是光的 ;后者说的是光的 ,“疑水浅”的意思是站在湖边向湖底看,觉得湖底比实际的 一些.
We’ll talk about some cases_______ drivers obviously knew the traffic rules but didn’t obey them.
A.where
B.whose
C.which
D.that