—Are there any story-books for students In read in the library?
—There are only a few, if _.
A. few B. any 'C. little D. some
You are _____ young to understand it.
A. too B. very C. much D. so
Bob asked me_ .
A. what was she doing B. what is she doing
C. what she was doing D. what she is doing
—_ did he come?
—He came to ask for help.
A. How B. When C. Where D. Why
My brother and 1 in Yinchuan since 1997.
A. had lived B. have lived C. live D. will live
We have only one Earth. It's our common _.
A. family B. house C. home D. room
