By no means _____ possible for me to attend the party tonight.
A. it is
B. is it
C. should it
D. it should
_____ side of the street is lined with all kinds of flowers.
A. Both
B. Neither
C. Each
D. Either
Human beings are superior to animals _____ they can use language as a tool to communicate.
A. in which
B. in that
C. for which
D. for that
进度的计划值指( )的进度目标值或再细化的分项工作的进度目标值。
A. 总进度纲要
B. 总进度计划
C. 子系统进度
D. 里程碑事件