计算﹣2﹣3的结果是( )
A:-5
B:-1
C:1
D:5
This is public place for us to do some reading. Don't talk or laugh loudly in public.
你的朋友把一支掺有毒品的香烟递给你,并说“来一支吧,太过瘾了!”面对这一诱惑,下列做法中正确的是( )