___ waste water was put into the rivers, and lakes which were badly polluted. A: At one time B: At a time C: One time D: A time

And then one more time … out and back in.句中one more time 表示（  ）。

An inch of time is worth an inch of gold, but it is hard to buy one inch of time with one inch of ____.

He asked them to come to his office one  [u]          [/u]. A: at a time B: at all time C: at times D: at one time

Most of the time,no one will

______ did I feel they were being unreasonable. A: At no time B: At a time C: At one time D: For a time

这是我第一次抛锚。（） A: AIt is the first time for me to anchor. B: BIt is the one time to me for anchor. C: CIt is for me the time to anchor. D: DIt is the one time for me to anchor.

________ there were not so many stores on the streets. A: At a time B: At the same time C: At one time D: At any time

（） , the policemen got to the spot where the murder happened. A: In no time B: At one time C: In any time D: At a time

You can borrow three books ______. ______ , or even more. A: at the time B: at a time C: in one time D: at time