1、,Section A (Grammar Focus4c),What kind of toys have you had in your childhood? Ive had. How long have you had.? Ive 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. Ive practiced the piano 10:30. 2. Mario has run 15 minutes. 3. Sarah has slept 9:00. 4. Dale has talked o
2、n the phone five minutes. 5. Louie has studied Chinese he was six years old. 6. Ive lived here 1992.,since,for,since,for,since,since,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:Ive left this school for 8 years.正:Ive been away from this school for 8 years./I left this school 8 years ago.,