I didn’t see her in the meeting room this morning. She ______ have spoken at the meeting.

But for their help，we ______ the program in time.

I ________ asleep because it took me a long time to realize that the telephone was ringing.　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　

The order came that the enemies ____ in two hours.

.If you ________ be quiet, I will tell you what happened.