------This is really a difficult problem.
------Yes, that’s true, but she managed to solve it.
A. failed to solve
B. liked to solve
C. succeeded in solving
—_______ you read the words in English?
—No, I can’t. They are too difficult for me.
| A．Must | B．May | C．Can | D．Need |
Most students think Liu Xiang is one of _______ sports stars in China.
| A．popular | B．more popular | C．most popular | D．the most popular |
—_______ are you going to visit the science museum?
—Next Saturday.
| A．When | B．What | C．Where | D．How |
I want to buy some postcards in the shop, _______ I don’t have enough money.
| A．and | B．but | C．or | D．so |
My mother always gets up _______ 6 o’clock in the morning.
| A．at | B．on | C．in | D．to |