2. 职称英语
  3. Between 1975 and 1996, the number of overseas visitors expanded______27% on aver

Between 1975 and 1996, the number of overseas visitors expanded______27% on aver

游客2023-09-20  71
问题 Between 1975 and 1996, the number of overseas visitors expanded______27% on average each year.
选项 A、in
B、by
C、for
D、to
答案 B
解析 expand by…％表示“以某种百分比增长”，故选B。
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