--Is this your e-book? ---No, ________ is on the teacher’s desk.
These apples are Mrs Green’s. Please give _____(they) to her.
— Let’s go and listen to Mr. Smith’s speech on Western culture, shall we?— ______ It’s getting to the end.
— Kitty, do you know ______?— Sure, about forty minutes.
I can’t find my milk in the fridge now, but there ______ some just now.
— We’ve never ______ astronauts’ life though we’re interested in.— Really? I’ll offer you some books about it.