1. The light bulb was _____ by the great _____, Edison.
A. invention; inventor
B. invented; inventor
C. invented; invention
D. invention; invention
2. My little brother wants to buy the new shoes with _____ heels.
A. adjust
B. adjustable
C. adjusted
D. adjusting
3. Don't put any _____ in the soup because it is very _____, I think.
A. salt; salt
B. salty; salty
C. salty; salt
D. salt; salty
4. —Look at the sign. Reading aloud is not allowed in the reading-room.
—Oh, I'm sorry, I _____.
A. don't notice
B. didn't notice
C. wasn't noticing
D. wasn't notice
5. I am sorry I took your pens and books _____ yesterday.
A. by mistake
B. by chance
C. by heart
D. by choice
6. I went to bed at eight thirty, but they stayed _____ till twelve o'clock.
A. away
B. in
C. out
D. up
7. Do you Egyptians use _____ same greeting as everyone else?
A. a
B. an
C. the
D. 不填
8. Nick _____ a job in a bank, but he didn't take it.
A. is offered
B. offered
C. was offered
D. has offered
9. More and more people have realized we won't have cleaner water to drink
unless something _____ soon.
A. was done
B. will be done
C. to be done
D. is done
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