( )2. A. three ( )3. A. twenty ( )4. A. eighteen ( )5. A. fifteen ( )6. A. six B. thirteen B. twelve B. eight B. fifty B. sixty C. fourteen C. eleven C. eighty C. five C. sixteen 1. A 2. B 3. C 4. B 5. A 6. C 听录音，找出你所听到的数字，填序号。 ( )1. A. nine B. ten C. one 答案
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