对大气环境一级评价项目，其监测制度可取( )。
A．一期
B．二期
C．三期
D．四期
参考答案：B
在五输腧穴中，输穴主治（）。
A.身热
B.心下满
C.体重节痛
D.喘咳寒热
E.逆气而泄
He has ______ a very odd set of people. I hope they won't have a bad influence on him.
A．got mixed up with
B．got involved in
C．lined up with
D．come up with
