根据句意，写出括号内所给单词的适当形式。1.Lucyisthe

问题详情：

根据句意，写出括号内所给单词的适当形式。

is the __________(slim) girl in our class.

is __________(possible) for us to sleep with all that noise.

is __________(terrible) ill. We must send him to the hospital at once.

4.__________ (luck), the young mother found the lost boy in the end.

【回答】

mest  ssible  ibly  ily

知识点：构词法

题型：完成句子