I’ve broken my arm教案
例: i have read this book before. he hasn't been abroad before.
2. 表示從過去已經開始, 持續到現在 (還可能繼續去)的動作或狀態。
標志詞:1) for +一段時間例: we have lived in this city for ten years.
2) since +過去點時間 since +一段時間+ago since +從句（從句用一般過去式）
例: he has worked here since 1990.
she has taught in this school since two years ago.
we have known each other since we met.
3) so far, once/twice/ three times, all one’s life
例: they have learnt words so far. tom has seen the film twice.
her father has worked in the factory all his life.
4) in the past +一段時間 during the last +一段時間
例: they have built many high buildings in the past three years.
great changes have taken place in bin zhou during the last two years
3. have / has been to與have / has gone to的區別運用
he has been to hainan. (去過海南, 人已回來）
he has gone to jinan. (去海南了, 人在路上或在濟南)
二、達標練習
ⅰ. 詞形轉換: 將句子后面所給的詞變成適當的形式填空。
1. milk is ______ food for babies. (importance)
2. i’m having ______ (in) doing this work. (difficult)
3. please wish me good ______ for my exams. (lucky)
4. there is a _______ between spring and autumn weather. (different)
5. is it ______ to have milk with meals? (usually)
ⅱ. 將下列詞組譯成英文。
1. 總是 2.趕上
3. 摔倒 4. 一生 5. 摔下來
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