施工成本核算需按照规定的成本开支范围对施工费用进行归集,计算出施工费用的( )。
A.计划降低额
B.实际发生额
C.实际支出额
D.实际降低额
参考答案:C
We _____ hang out after school, but our parents don't agree with us. [ ]
A. can
B. can't
C. want
D. want to
更换风口必须进行休风倒流。