ÌâÄ¿ÄÚÈÝ
I can¡¯t understand ______the boy alone.
A. why she left B. why did she leave
C. why she had left D. why had she left
A ¡¾½âÎö¡¿¾äÒ⣺ÎÒ²»Ã÷°×ËýΪʲô°ÑÄǸöÄк¢Ò»¸öÈËÁôÏ¡£ÕâÀïwhy Òýµ¼µÄÒ»¸ö±öÓï´Ó¾ä£¬ÎÒÃÇÖªµÀ±öÓï´Ó¾äÖÐÓ¦¸ÃÓóÂÊöÓïÐò£¬¹ÊÎÒÃÇ¿ÉÒÔÅųýB¡¢DÁ½Ï¸ù¾Ý¾äÒâ¿ÉÖªËý°ÑÄǸöÄк¢Ò»¸öÈËÁôÏÂÊÇÒ»¼þ¹ýÈ¥µÄÊÂÇ飬Ӧ¸ÃÓÃÒ»°ã¹ýȥʱ£¬¹ÊÑ¡A¡£CÑ¡ÏîʹÓõÄÊǹýÈ¥Íê³Éʱ£¬±íʾ¹ýÈ¥µÄ¹ýÈ¥£¬²»·ûºÏ¾äÒâ¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿