It is said that our headmaster is going to _______ the students _______ as party members in the meeting hall next week.

A．accept; accepted

B．receive; received

C．accept; received

D．receive; accepted

总时差是指在不影响( )的前提下，工作i-j可以利用的机动时间。

A．总时间

B．总进度

C．总工期

D．总任务