Unit 7
　1. I ____ from your speech on the phone that you are a foreigner, for your English is so good.

[A] doubt　[B] ensure

[C] wonder [D] presume

　2. When it rains the ground becomes very ____ and makes it difficult for people to walk on.

[A] messy　[B] solid

[C] muddy　[D] fragile

　3. What a(n) ____ that I was in Paris at the same time as you! But it is a pity we didn't see each other.

[A] chance [B] coincidence

[C] cooperation[D] incidence

　4. The highest ____ of governments has been given to the problem of heavy traffic.

[A] priority　 [B] privilege

[C] potential　[D] premise

　5. I can ____ believe that she is lazy at home -- she is very lazy at school.

[A] hastily[B] rashly

[C] readily[D] respectively

　6. There is not much ____ that he would succeed, for his plan is not feasible.

[A] likeness　 [B] likelihood

[C] liker　[D] liking

　7. Being suppressed under the rule of the colonial government for many years, the people ____ for independence.

[A] thirst [B] thrust

[C] thrive [D] thrill

　8. Our football team is ____ with one from the next town for the championship.

[A] confronting[B] contending

[C] converging [D] contriving

　9. The liquid ____ when somebody dropped a match in it accidentally.

[A] flashed[B] glowed

[C] glimmered　[D] ignited

　10. Our problems seem ____ when compared to those of people who never get enough to eat.

[A] petty　[B] scant

[C] lean　 [D] fragile

　11. Every weekend when I came back from school, Mother prepared meals ____ enough for a Sahara-bound camel and made me eat them up.

[A] adequate　 [B] delicious

[C] proficient [D] substantial

　12. A third function of intuition is to ____ isolated bits of data and practice into an interesting picture, often in an "Aha!" experience.

[A] synthesize [B] acknowledge　

[C] separate　 [D] illustrate

　13. If profit and money are your first ____, and commitment to people your least concern, you have failed education.

[A] potentiality　 [B] priority

[C] superiority[D] responsibility

　14. The TV announcer apologized for the breakdown and said that normal service would be ____ as soon as possible.

[A] reserved　 [B] recited

[C] resumed[D] reclaimed

　15. The ship Titanic had been given the extra name of "unsinkable" because its ____ was the best there was.

[A] manufacture[B] production　

[C] erection　 [D] construction

　16. Japan has ____ its steps toward putting into effect an international treaty banning chemical weapons.

[A] hurried[B] bustled

[C] accelerated[D] rushed

　17. Developing countries should adopt labour-intensive technologies to ____ their comparative advantage of abundant labour.

[A] use[B] exploit

[C] employ [D] explore

　18. The tests show the earlier in life a person hears a sound the longer it is _______.

[A] retained　 [B] preserved

[C] remained　 [D] reserved

　19. The researchers test college students ____ to foreign speech before their second birthday but not since.

[A] disclosed　[B] exposed

[C] exhibited　[D] revealed

　20. The government has provided the capital library with heavy ____ to keep it one of the largest in the world.

[A] subscriptions　[B] tips

[C] subsidies　[D] bonuses

　21. Birds play a large part in plant reproduction by ____ seeds across large areas.

[A] dispersing [B] disseminating

[C] dispatching[D] dispensing

　22. The inscription on the tombstone had been　____ by the weather and could scarcely be read.

[A] worn out　 [B] worn down　

[C] worn off　 [D] worn away

　23. By the end of the day, the flood water which had covered most of the town had ____.

[A] receded[B] retired

[C] replaced　 [D] retreated

　24. I need to move to a larger apartment. Do you know of any　____ ones in this neighborhood?

[A] vacant [B] bare

[C] blank　[D] empty

　25. He was ____ from the competition because he had not complied with the rules.

[A] banished　 [B] excused

[C] disqualified　 [D] forbidden

　26. In British history books Richard III is usually ____ as a wicked man.

[A] portrayed　[B] drew

[C] explained　[D] illuminated

　27. The special workshop was ____ over by a famous scientist.

[A] governed　 [B] administered

[C] presided　 [D] directed

　28. Grandmother has been getting more ____ lately, we have to look after her in turn.

[A] vulnerable [B] tough

[C] limp　 [D] feeble

　29. There was a ____ of only ten centimetres between the two walls.

[A] gulf　 [B] space

[C] clearance　[D] area

　30. Although he failed in the maths test, it was wrong to ____ at his efforts.

[A] fake　 [B] mock

[C] scorn　[D] ridicule

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