-Where’s the old blue bag?- I’m not sure, but it ______ be thrown away. It be somewhere in the house .I saw it yesterday.
In our school, _____ students like English, but _____ of them can speak English smoothly.
We _________ for a picnic if it _________ rain this Sunday.
—_________ sweet music! Do you like it?—Mm, it ___________ beautiful!
—Where is Mr. Zhao?—He _________ to Mount Fanjing. He’ll come back _______ a week.
—Must I water the flowers now?—No, you ________ . You __________ do it later.