单项选择题
Last month, he paid a visit to the village（）he had once worked for five years.
A.where B.which C.that D.in that
单项选择题 Mr. Liu,（）at university in Changchun, works at Changhou Company now.
单项选择题 Let's go to the cinema,（）?
单项选择题 He seldom does his homework at school on weekdays,（）he?
