—What kind of toys have you had in your childhood?—I’ve had...—How long have you had...?—I’ve had...for/since...★ 探究一 用 for 和 since 改写 4a 中的句子 , 然后和你的搭档核对答案 , 说明理由 , 并用 since 或 for 填空 , 完成下列练习。 1. I’ve practiced the piano 10:30. 2. Mario has run 15 minutes. 3. Sarah has slept 9:00. 4. Dale has talked on the phone five minutes. 5. Louie has studied Chinese he was six years old. 6. I’ve lived here 1992. sinceforsinceforsincesince★ 探究二 完成 4b 中的练习 , 注意动词的形式和时态 , 然后和你的搭档核对答案。★ 探究三 和你的搭档共同完成 4c 中的表格 , 然后根据表格内容 , 写一篇简单的报告 , 你可以这样开始 : Our class is going to have a yard sale. We each will sell some things we no longer use. Tony has had/owned/kept 延续性动词和非延续性动词的用法 现在完成时表示动作从过去某个时候开始一直持续到现在 , 与一段时间连用时应注意句中的谓语动词应该是延续性动词。非延续性动词不可和表示一段时间的词连用。如 : 我离开这所学校已经八年了。 误 :I’ve left this school for 8 years. 正 :I’ve been away from this school for 8 years./I left this school 8 years ago.
