20xx人教新目标版英语九年级unit12lifeisfulloftheunexpectedsectiona1a-2d导学案内容摘要：
经完成或结束。 其结构为“ had＋动词的过去完成时”。 2).by the time 意为“到 „„ 时候”，引导时间状语从句，常与过去完成时连用。 [即学活用 ] — By the time I was five, I ____English. — Really? A. had started learning B. have started learning C. started to learn D. started learning 【解析】 by the time 所引导的从句是一般过去时，其主句要用过去完成时。 五 、 达标测评 1. By the time I_______ into the store, someone________ the jeans I wanted. A. walked: walked bought B. walked: bought C. had walked: had bought D. had walked: bought 2.。阅读剩余 0%
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