“May I speak to your manager Mr. Williams at five o’clock tonight?”— “I’m sorry. Mr Williams ________ to a conference by then.”

Mr. Black is very happy because the clothes made in his factory have never been _____. [ ]

Whenever I ask him for help, he doesn’t me, which moves me a lot.

Why hasn’t she come to the party?— I am afraid she can’t.She is being________her report. [ ]

依次填入下列各句横线处的成语，最恰当的一组是（ ）①安理会正在表决第二套关于制裁伊朗的法案，伊朗对第一套法案________，而继续它的铀浓缩计划。②一些政府部门缺乏“大数据思维”，或是把自己掌握的丰富信息________，或是缺乏迈开步子的勇气，摆脱不了“数据小农意识”。③近日，嘉定高速大队民警在巡逻过程中，查获一起严重违法行为。高速匝道倒车，险象环生，交警鸣笛示警，司机却仍________。