When the accident happened, many ________were passing by. So they told a lot to the police about it.—Oh, we should write a report about them.

Do you like his joke-Not at all. ________.

______he was exercising at the park yesterday morning, he found a purse under the tree.

The current international financial crisis is affecting most countries in the world—Would it be at least several years ____ everything returns to normal?

Who would you rather ________ the English Speech Contest? —- Li Ping, I think , is the best choice.