1. It is not easy to learn English well, but if you _____, you will succeed in the end.

　　(A) hang up (B) hang about (C) hang on (D) hang onto

　　2. It is reported that _____ adopted children want to know who their natural parents are.

　　(A) the most (B) most of (C) most (D) the most of

　　3. last year the advertising rate _____ by 20 percent.

　　(A) raised (B) aroused (C) arose (D) rose

　　4. _____ before we depart the day after tomorrow, we should have a wonderful dinner party.

　　(A) Had they arrived (B) Would they arrive (C) Were they arriving (D) Were they to arrive

　　5. The strong storm did a lot of damage to the coastal villages: several fishing boats were _____ and many houses collapsed.

　　(A) wrecked (B) spoiled (C) torn (D) injured

　　6.Thee little man was _____ one metre fifty high.

　　(A) almost more than (B) hardly more than (C) nearly more than (D) as much as

　　7. As _____ announced in today's papers, the Shanghai Export Commodities Fair is also open on Sundays.

　　(A) being (B) is (C) to be (D) been

　　8. You see file lightning _____ it happens, but you hear the thunder later.

　　(A) the instant (B) for an instant (C) on the instant (D) in an instant

　　9. The manager lost his _____ just because his secretary was ten minutes late.

　　(A) mood (B) temper (C) mind (D) passion

　　10. Great as Newton was, many of his ideas _____ today and are being modified by the work of scientists of our time.

　　(A) are to challenge (B) may be challenged (C) have been challenged (D) are challenging

　　11. Please be careful when you are drinking coffee in case you _____ the new carpet.
　　(A) crash (B) pollute (C) spot (D) stain
　　12. I'd rather read than watch television; the programs seem _____ all the time.
　　(A) to get worse (B) to be getting worse (C) to have got worse (D) getting worse
　　13. Convenience foods which are already prepared for cooking are _____ in grocery stores.
　　(A) ready (B) approachable (C) probable (D) available
　　14. When I caught him _____ I stopped buying things there and started dealing with another shop.
　　(A) cheating (B) cheat (C) to cheat (D) to be cheating
　　15. It is important that enough money _____ to fund the project.
　　(A) be collected (B) must be collected (C) was collected (D) can be collected
　　16. Some old people don't like pop songs because they can't _____ so much noise.
　　(A) resist (B) sustain (C) tolerate (D) undergo
　　17. If only the committee _____ the regulations and put them into effect as soon as possible.
　　(A) approve (B) will approve (C) can approve (D) would approve
　　18. _____ one time, Manchester was the home of the most productive cotton mills in the world.
　　(A) On (B) By (C) At (D) Of
　　19. _____ it or not, his discovery has created a stir in scientific circles.
　　(A) Believe (B) To believe (C) Believing (D) Believed
　　20. Mr.Morgan can be very sad _____, though in public he is extremely cheerful.
　　(A) by himself (B) in person (C) in private (D) as individual