____, he doesn’t study well.
| A．As he is clever | B．He is as clever | C．Clever as he is | D．As clever he is |
—How do you find your missing pen?
—Wow,________.
A. It writes well
B. Quite by chance
B. It lies in my drawer
D. It was kept by my grandfather
Only after being attacked by the Japanese in Pearl Harbor ________in the Second World War thoroughly.
| A．had America involved | B．was America involved |
| C．America had involved | D．America was involved |
The weather turned out to be very good, _________was more than we could expect.
| A．which | B．what | C．that | D．then |
—Please don’t make a noise.
—______________. I’ll be as quiet as a mouse.
| A．Yes, I won’t | B．No, I won’t |
| C．No, I will | D．Yes, I will |
Don’t turn off the computer before closing all the programs, _____ you’ll have problems.
| A．but | B．and | C．so | D．or |