把书扔掉英文

my book was last at school

You shouldn‘t throw the book on the ground.

you should not throw your book on the ground

He threw/ put the books into the bookbag. 这儿一般过去时比较好,“扔” throw---过去式 threw,也可以用put （放进）

I lost my book

遗憾无意中把你的书扔掉了I regret to have to throw away your book.遗憾无意中把你的书扔掉了I regret to have to throw away your book.