小婷五次数学测验的平均成绩是85,中位数为86,众数是89,则最低两次测验的成绩之和为( )。
161
Even though she much, the woman multimillionaire insists on working as a street cleanser to set her children a good example.
A.doesn’t pay
B.isn’t paid
C.hasn’t paid
D.hasn’t been paid
副阀有四个作用位:()、()、()、()。