" Stop ________" the teacher said angrily.[ ]
A. To talk
B. talk
C. talking
答案:C
在工期一定的条件下,可以通过调整()上的资源,以达到工期与资源的最佳结合。
A.总时差
B.关键路线
C.非关键路线
D.单时差
It was()of you not to play the piano while I was having a sleep.
A.considerate
B.careful
C.considering
D.considerable