You should know better than ()your little sister at home by herself.
A. to leave
B. leaving
C. have left
D. left
查看答案
Tom, your book was due yesterday and I would rather you ()the book then.
A. would return
B. should return
C. had returned
D. returned
Notice something with your eyes.
Form letters and words on a surface.
Go to see a person or a place.