Daisy ran very fast when she was young. (改为一般疑问句)
Daisy very fast when she was young?
A long time ago it was (广泛地) believed that there was life on Mars.
Confidence is an important (条件) if you want to achieve success.
Mr. Sigmund Friend is used to (处理) with all kinds of problems.
How (幸运的) they are to have such a good teacher!
Come on! Suzhou Museum is only a few (步) further.