We have discussed the project for two hours. And after a short break, the discussion 　　　.

—The weather report says the heavy rain will last for another three days.—Oh, that’s terrible. I’m afraid the bridges will be ______ away by the flood caused by the rain.

If the magazine is online, paper _______  .

I haven’t seen you ____________.

Yuan Longping, a great person in China, _____as “father of hybrid rice”