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11. "Why didn't John come?"
"He __________ forgotten."
a. probably b. may be
c. likely d. may have

12. That vase is an antique. It __________ a lot of money.
a. worths b. is worthy of
c. is worth d. worth

13. Miss Young looked __________ she were gravely ill.
a. so that b. so as
c. as if d. so

14. He considers shares to be a good long __________ investment.
a. term b. age
c. run d. time

15. The sky was overcast; it __________.
a. looked liked rain b. looked like raining
c. looked like rain d. looked like rain

16. The machines often broke down because the staff were not __________ careful.
a. sufficient b. enough
c. sufficiently d. too

17. That's a good idea. At any rate it's worth __________.
a. looking into b. to be looked into
c. a looking into d. to look into

18. Just another coat of paint on the front door, that's all __________ doing.
a. you need b. that needs
c. you're d. that's

19. "John, do you have a passport?"
"No, but I wish I __________ one."
a. having b. can have
c. have d. had

20. "Did you enjoy the show last night?"
"Yes, but I wish I __________ a cold."
a. hadn't b. didn't have
c. hadn't had d. wouldn't have