he will be in his small boat 中be in是词组吗 ? 是什么意思

问题描述:

he will be in his small boat 中be in是词组吗 ? 是什么意思

不是词组.
例:where is the book?
The book is in my bag.
就和上面这个句子一样,不同的是你的句子用了将来时.