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( )21.--- Do you know everyone from Class One?
--- Er…, I know some of ______.
A. they B. their C. theirs D. them
( )22. When I was a student, I liked to sit in the front of the classroom so that I could see the words more clearly on the _______.
A. blackboard B. desk C. dictionary D. postcard
( )21.--- Do you know everyone from Class One?
--- Er…, I know some of ______.
A. they B. their C. theirs D. them
( )22. When I was a student, I liked to sit in the front of the classroom so that I could see the words more clearly on the _______.
A. blackboard B. desk C. dictionary D. postcard