3ï¼ ç°å¨å®ææ¶(has/have done; have/has been done)
1) å¨ä½å¼å§å¨è¿å»ï¼ä½å¯¹ç°å¨äº§ççå½±åï¼ä¸è¬ä¸ºçæå¨è¯ï¼ï¼å¸¸ä¸âalready/almost/yet, ever/never, recently/lately, justâçè¿ç¨
I havenât heard anything from him yet. Have you ever read such an interesting book?
--Who has taken my dictionary? I can find it now. âSorry itâs me. I forgot to tell you.
2) è¿å»å¼å§çæä¸å¨ä½ä¸ç´å»¶ç»å°ç°å¨ï¼å¸¸ä¸ âfor⦠,sinceâ¦,so farç表示æ¶é´æ®µçæ¶é´ç¶è¯è¿ç¨ï¼éç¨å»¶ç»æ§å¨è¯
We have had plenty of rain here since we parted last month.
æ¹éï¼He has left Shanghai for ten years.âHe has been away from Shanghai for 10 years
I have married Jane for 4 years.âI have been married to Jane for 4 years.
3) 表示éå¤çå¨ä½ï¼å¸¸ä¸ â twice/many times/beforeâçè¿ç¨ã
I have been there many times.
. ç°å¨å®æè¿è¡æ¶(have/has been doing):强è°æä¸å¨ä½æç¶æå°ç°å¨ä¸ç´å¨è¿è¡ï¼å¹¶å°ç»§ç»ä¸å».
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æ¯è¾ï¼ have been done: å·²ç»è¢«â¦(被å¨)
have been doing: ä¸ç´å¨â¦ï¼ä¸»å¨ï¼
å¦ï¼she has been writing letters all the morning.ï¼å¥¹æ´ä¸ªæ©ä¸ä¸ç´å¨åï¼
We havenât been told what has happened. ï¼æ们è¿æ²¡æ被åç¥â¦ï¼
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