No one knows what _______ in fifty years.
The Yellow River is the second _______river in China.
—I don’t like this pair of glasses. Could you show me ? —OK. Here you are.
— How was his homework? —He did not write _________, though he had ___________.
— It’s time to go home, let’s go. —Please _________ the light when you leave the classroom.
—Hi, Lucy , I need _____ to make a banana milk shake. —OK, here you are.