–Look! A blind man is in the middle of the street. It’s too dangerous.–Let’s help him go         the street

___ the watch been repaired yet? I badly need it.

He has two sons. One is a doctor, ____ is a student. He is now studying at ___ university.

Tom is not good at math. He always feels ______before she takes a math test.

Shanghai is larger than ___________in Jiangsu.