若5x+2和-2x+9互为相反数,则x=( )。
65.Is_necessary to tell his father everything?
A.it
B.that
C.what
D.He
提供房地产经纪服务收取的费用,规范的名称是()。
A.报酬
B.中介费
C.佣金
D.劳务收入