分类：教育/科学-学习帮助
问题：单项选择17.i'msurehe'llbe__tocometos 
17.i'm sure he'll be __ to come to school.
a.enough well b.good enough c.so well d. well enough
回答：enough的用法:(1)enough用作形容词是后接名词(可数/不可数)       
             (2)enough用作副词时;形容词+enough
由题意,应是第(2)种.
当形容人的身体状况良好时用well
形容事,物等的好坏用good
所以应选D答案.