一道高一英语选择题，英语高手进！！！

显示全部楼层 · 2011-8-7 11:00:36

_________he had shut all windows,Tom returned to check them carefully.
A.make sure B.making sure C.to make sure D.having made sure
选哪个，要详细解释！！！

千问 · 2011-8-7 11:00:36

_________he had shut all windows,Tom returned to check them carefully.A.make sure B.making sure C.to make sure D.having made sure选C翻译【为了】确保他关上了所有的窗户，Tom回家重新检查了一遍表示目的，用不定式有不会的可以再问我...

千问 · 2011-8-7 11:00:36

cto是“为了”的意思，为了确定……...

千问 · 2011-8-7 11:00:36

C...