My parents have promised to come to see me before I ______ for Africa.

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问题 My parents have promised to come to see me before I ______ for Africa.

选项 A、have left
B、leave
C、left
D、will leave

答案B

解析由前面分句的现在完成时可以推断后面分句的动作还没有发生，B为正确选项。

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小学英语

教师公开招聘

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My parents have promised to come to see me before I ______ for Africa.

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