Section B(3a-Self Check),任务:同义句专练(非延续性动词与延续性动词的转换) 1.become be I became a teacher thirteen years ago. I have been a teacher for thirteen years . 2.close be closed The shop closed two hours ago. The shop has been closed for two hours . 3.die be dead His grandpa died eleven years ago. His grandpa has been dead for eleven years . 4.borrow keep They borrowed it last week. They have kept it since last week .,5.buy have I bought a pen two days ago. I have had a pen for two days . 6.join. be a member of. be in. He joined the league two years ago. He has been a member of the league for two years. He has been in the league for two years.,I havent written a letter. 我还没有写过信。 剖析 write a letter 为固定短语, 意为“写信”, write sb.a letter= write a letter to sb.= write to sb.“给某人写一封信”。 Im writing my friend a letter. =Im writing a letter to my friend. =Im writing to my friend. 我在给我的朋友写一封信。 拓展 “写信给某人”的反义词组是: get/receive a letter from sb.= hear from sb.“收到某人的来信”。 I write to my pen pal once a month. 我每个月给我的笔友写一封信。 Did you get/receive a letter from your father? 你收到你父亲的来信了吗?,