A. are coming B. had come C. were coming D. have been coming
单项选择题()from the top of the tower, the south foot of the mountain is a sea of trees.
A. Seen B. Seeing C. Having seen D. To see
单项选择题—Excuse me, where is the nearest bookshop, please —Sorry, I don't know. —______.
单项选择题Duty is an act or a course of action that people()you to take by social customs, law or religion.
A. persuade B. request C. instruct D. expect
单项选择题This subject is ______ than that one.
单项选择题The founder of metaphysical school is ______.