Although I have studied Chinese for nearly two years, I still have some difficulty _______ myself.
| A．expressing | B．express |
C．to express | D．expressed |
The girl ______ the toy carefully and was sure it was not the one she had lost.
| A．examined | B．noticed |
C．observed | D．proved |
—I’m amazed to hear that Frank and Linda have broken up.—________. They were walking happily hand in hand last time I saw them.
| A．So am I |
B．Neither am I |
C．Nor do I |
D．So do I |
I don’t think Linda could have done such a stupid thing last night, _________?
| A．do I | B．didn’t she |
| C．did she | D．don’t I |
The computer system ________ suddenly while he was searching for information on the Internet.
| A．broke down | B．broke out |
| C．broke up | D．broke in |
I can’t believe that you got fined for speeding. I _________ of you as a careful driver.
| A．think | B．thought |
| C．have thought | D．am thinking |