A. whether you like the book
B. how many people there are in the room
C. why the Chinese people like to play the dragon dance
D. whose handwriting is the best in our class
A. for B. on C. in D. at
A. if he works hard B. why he stays up so late
C. why is he so busy D. when he will stop working
A. a B. an
C. the D. /
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