—Do we look the same? —Yes．There are no differences between _________．
| A．you and I | B．I and you | C．me and you | D．you and me |
I am too busy to listen to her ______ talking. She has talked for about two hours.
| A．hopeless | B．endless | C．harmless | D．careless |
－Look, your sister is playing the piano over there.
－She ______ be my sister. She has gone to America.
| A．mustn’t | B．can’t | C．shouldn’t | D．may not |
It is polite ______ you to give seats to the elderly.
| A．with | B．for | C．of | D．to |
－Why are there a lot of dead fish in the river?
－Because they were ______ by the polluted water.
| A．caught | B．poisoned | C．burned | D．protected |
－ Thank you so much for the gift.
－_______.
| A．It’s not good | B．Don’t say so | C．I’m glad you like it | D．No, thanks |