题目

The World Trade Organization (WTO) finally opened its door to China on November 10, ______ our Chinese 15-year wait.  A. to end              B. ended  C. ending              D. ends 答案： C 本题考查非谓语动词的区别与用法。v-ing形式在句中表示结果时，多指“顺理成章的”或“意料之内的”结果。

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