You seem to have known Dr Smith for a long time.—- That’s true. ______ he joined our club six years ago.
____ yogurt do we need to make fruit salad?—A cup.[ ]
What are these? –_______ books.
What _____ he doesn’t come to your party?—Well, I don’t mind.[ ]
The Chinese Characters Dictation Contest﹙汉字听写大赛﹚was very popular. There ____ a similar one in our school next Friday. I can’t wait.