Choose the correct answer.

1   Almost all life depends … chemical reactions with oxygen to produce energy.

a) on

b) with

c) for

2   … missiles were used in some wars.

a) Guidance

b) Guided

c) Guide

3   A barometer is a device designed … the changes in the pressure of air in the atmosphere.

a) read

b) reading

c) to read

4   According to the … at the time, they had been killed.

a) belief

b) believe

c) believer

5   She put a well-… case for increasing the fees.

a) reason

b) reasoned

c) reasonable

6   It is an … advice service.

a) occupation

b) occupied

c) occupational

7   Grasshoppers can produce sounds by … their legs.

a) rubbing

b) rub

c) rubbed

8   Modern presidents have far … responsibilities than their predecessors.

a) great

b) greater

c) more great

9   Cotton fiber … composed mostly of cellulose.

a) are

b) has

c) is

10   He was not only a poet and an author but … the chairman of this company.

a) also

b) as well

c) so

11   There is no limit to the diversity to be … in the cultures of people around the world.

a) find

b) found

c) finding

12   Math is … and serves so many of the sciences that it is a prerequisite for studying different disciplines.

a) such an important field

b) such important field

c) so an important field

13   The Sloths spend most of … time hanging upside down.

a) his

b) its

c) their

14   This is the rate of interest that our bank will charge when it … money to its best clients.

a) lends

b) lent

c) borrows

15   The military founded a base and … a fort two years ago.

a) builds

b) to built

c) built

16   The area where a vaccine is manufactured must be the … environment possible.

a) cleaner

b) cleanest

c) more cleanest

17   We were very proud of his … .

a) fearful

b) fearlessness

c) fearfulness

18   Studies of this kind are unreliable because there … so many variables.

a) are

b) is

c) were

19   Natural gas often occurs together … petroleum.

a) by

b) in

c) with

20   I knew I could rely … them to get the job done.

a) in

b) of

c) on

21   You should book in advance. You can’t rely … a hotel room.

a) on finding

b) of finding

c) in finding

22   About 50 percent of the budget is used … the economic development of this nation.

a) to support

b) support

c) supporting

23   That she didn’t call … in designing the draft.

a) it is a primary problem

b) a primary problem

c) is a primary problem

24   Before penicillin was discovered, many people died … .

a) infected with simple bacteria

b) from simple bacterial infections

c) infecting of simple bacteria

25   The two main … are full-time jobs and part-time jobs.

a) kinds jobs

b) kinds of jobs

c) kind of jobs

26   … medical doctors do not have a personal physician.

a) A large number of

b) A large amount of

c) Large number of

27   … the plow is being displaced by new techniques.

a) Wholly

b) As a whole

c) On a whole

28   The bacteria in milk is destroyed when … to at least 65 Celsius degrees.

a) it heated

b) it be heated

c) it is heated

29   There are many historic buildings … .

a) in that street in Jersey

b) in that street in Jersey

c) on that street in Jersey

30   In order for people who spoke different languages to engage in trade …, they often used translators.

a) with each to the other

b) with each other

c) with each another


1 a   2 b   3 c   4 a   5 b   6 c   7 a   8 b   9 c   10 a

11 b   12 a   13 c   14 a   15 c   16 b   17 b   18 a   19 c   20 c

21 a   22 a   23 c   24 b   25 b   26 a   27 b   28 c   29 c   30 b

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