Between 1974 and 1997, the number of overseas visitors expanded ______ 27%.A、by

游客2024-07-03  13

问题 Between 1974 and 1997, the number of overseas visitors expanded ______ 27%.

选项 A、by
B、for
C、to
D、in

答案 A

解析 表示增长了多少,一般用by来连接;to表示增加到多少。如:The output of coal increased by 20%.根据句意,A项正确。
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