【单选题】
Without air, there __________ no living things.
【单选题】
I found a ___________ young man lying on the ground.
【单选题】
I suddenly noticed someone ____________ at me near the door of the court.
【单选题】
But for your help, we could not __________ .
【单选题】
Her words, ________ in a hurry, is really hard for me to recognize.
【单选题】
After the experiment in the laboratory, they began _________ their reports.
【单选题】
If I had had enough time, I __________ it well.
【单选题】
_________ the teacher’s voice, the little girl became nervous.
【单选题】
_________ no money, we could do nothing.
【单选题】
Electric power is produced by __________ water.