问题补充：
The cotton production has increased bypercent this year compared with last year.
A. five point six eight
B. five point sixty-eight
C. fifth point and six eight
D. five point and six eight
答案：
(答案→)A. five point six eight
B. five point sixty-eight
C. fifth point and six eight
D. five point and six eight
解析：5.68的英文表达为five point six eight。
