7.8 用作介词的to
to 有两种用法: 一为不定式+动词原形; 一为介词+名词/动名词, to 在下面的用法中是第二种,即to+ 名词/动名词:
admit to承认, confess to承认,
be accustomed to 习惯于, be used to 习惯于, stick to 坚持, turn to开始,着手于, devote oneself to 献身于, be devoted to 致力于, look forward to 盼望, pay attention to 注意