试题 试卷
题型：单选题 题类：常考题 难易度：普通
北师大版英语九年级全册 Unit 8 Discoveries. Lesson 23 Discovery of the Year.同步练习
— I'd love to, _____ I have a lot of work to do.
—No. He came at just the right time, _________ too early _________ too late.
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