建设工程施工合同的标的是( )。
A．合同价款B．工程图纸C．工程项目D．建筑劳务
参考答案：C
----I came to your office yesterday morning, but nobody was in.
----Oh, we__________ a meeting in the meeting room.
A．have had
B．had
C．were having
D．had had
我国发射的地球同步卫星，它对于太阳而言是 的，相对地球而言它是 的．它绕地心一周需要 min．
