_______ energy under the earth must be released in one form or another, for example, an earthquake.[ ]

I think_____ impresses me about his painting is the colors he uses.

Look! There is beautiful rainbow in the sky．—Wow, it’s so beautiful. I’d like to take a photo of rainbow before it disappears．

mous reporter, who is said to have gone back toAmerica last year, _____in China for almost twenty years.

After the education reform(改革) in Jiangsu Province, the pupils have_______ time to relax and homework to do.