( ) 31. He stood on the ________ of the canyon and looked down.
A. edge B. path C. bottom D. ground
( ) 32. The Strauss family was the _____ family of musicians in Vienna.
A. best B. strongest C. biggest D. most famous
( ) 33. Lucy is ________ 12-year-old girl. She goes to ________ school by ________ bike.
A. an, /, / B. a, /, a C. an, the, / D. a, a, /
( ) 34. --- Which do you prefer, coffee or tea?