--Can I have your name, sir?
--Err… Albert Johnson, if you _______ know.
| A．must | B．can | C．may | D．need |
Mark Twain left_____ school at _____ of twelve to look for work.
A the ; the B / ; the C / ; / D the ; /
I was ________ to find that I won the competition to design a new computer. The news was really _______.
A amazing ; exciting B amazed ; excited C amazed ; exciting D amazing ; excited
Both of them showed a _____to finish the fighting, so the problems will probably be ______.
A willingness; solved B willing; solving C will; solved D willingness, solving
Although amber feels as hard as stone, it easily melts when________.
A heating B heated C it heats D being heated
He can’t _________ breaking the window.
A get rid of B get away from C get away with D get away