must be 后面加什么
回答
爱扬教育
2022-06-22
must be （肯定是，一定是等）可以后跟形容词、名词、代词、可以作表语的副词、分词、动名词、介词短语等
扩展资料
He must be mad / excited / sleeping / injured.
They must be students.
It must be him.
She must be in / out / away / off.
The key must be on the table.
Her job must be doing the cooking.
The news must be exciting.