请帮我填上这些空好吗?David:Good morning,Miss Wang!Miss Wang:Morning,Da
请帮我填上这些空好吗?
David:Good morning,Miss Wang!
Miss Wang:Morning,David!
David:Sorry,I'm______.
Miss Wang:______all_____.______that,David?
David:______a pen.
Miss Wang:Good.Please sit domn.Be earlier next time.
David:Yes,Miss Wang.
谁能帮我填上空啊?这是初一的题,因此很简单,