have been to å have gone toçåºå«ï¼
have been toæ为âæ¾ç»å»è¿æå°âï¼ç°å¨å·²ä¸å¨é£éäºï¼å¸¸ä¸ever,just,neverçè¯è¿ç¨ãå
¶åå¯æ¥once,twiceç表示次æ°çè¯ãå¦ï¼
1ãHe has just been to the libraryã
2ãThey have never been to the Great Wallã
3ãI have been to Beijing many timesã
have gone toæ为âå°æå°å»äºâï¼è¯´è¯æ¶ä½å¥å主è¯ç人ä¸å¨ç°åºãå¦ï¼
1ãWhere is Tom? He has gone to the post officeã
2ãMr Green isn't hereãHe has gone to Shanghaiã
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