— Catherine, I have cleaned the room for you.
— Thanks. You ______ it. I could manage it myself.
| A．needn’t do | B．needn’t have done |
| C．mustn’t do | D．shouldn’t have done |
Don’t be so discouraged. If you _______ such feeling, you will do better next time.
| A．carry on | B．get back | C．stick to | D．put away |
Almost everyone has his own strengths and weaknesses. It is ________ others are weak that maybe you have a great advantage.
| A．as | B．where | C．that | D．what |
—I saw Dave in the lift this morning.
—Really? He _______ around here for a long time.
| A．won’t be seen | B．wasn't seen | C．hasn't been seen | D．hadn’t been seen |
Don’t you think it essential that every resident of Nanjing __________ spare no effort to make contributions to Nanjing 2014 Youth Olympic Games?
| A．should | B．will | C．shall | D．would |
—Jim managed to get into his house without the key．_______？
—I don't know. He might have asked someone for help．
| A．What for | B．So what | C．Guess how | D．Who knows |