单项选择题
Why did Mrs. Green go to the travel agency?（）
A.By car. B.Yesterday afternoon. C.In New York. D.For some information about travel.
单项选择题 Who has done your hair，Susan?（）
单项选择题 Who else,（）Mary, took part in the English speech contest?
单项选择题 While I was in the university, I learned taking a photo,（）is very useful now for me.
