Whose book is this?It must___Tom.Look,his name is on the cover.请说明原因
问题描述：
Whose book is this?It must___Tom.Look,his name is on the cover.请说明原因
答
Whose book is this?It must_belong to __Tom.Look,his name is on the cover.
belong表示“属于”,通常与介词 to 连用.如：
Does this book belong to you?这本书是你的吗?
The house belongs to my grandfather.这房子是我祖父的.