---Which is ______, the sun, the moon or the earth? ---Of course the sun is.
—Could I sit here? —________. It’s Mr. Li’s seat.
Watching movies makes me ________ .
—Is there ________ in today’s newspaper? —No, there isn’t. All the news is boring.
—Could you please ________ the window? It’s cold outside. —Oh, I’m sorry.
Mary often helped her mother ________ out the trash last year.