单项选择题
（）I enjoy most is（）I can have a holiday from work.
A.That;that B.That;what C.What;what D.What;that
单项选择题 Before I got to the cinema, the film（）
单项选择题 The play（）already（）when we got to the theatre.
单项选择题 Before she began to study at Beijing University, she（）in a factory for five years.
