综合教程4 unit课后练习答案

Unit One

Man and Nature

Enhance Your Language Awareness

Words in Action

▆Working with Words and Expressions

1.In the boxes below are some of the words you have learned in this

unit. Complete the following sentences with the words given. Change the form where necessary.

▆ Answers:

1) spark

2) compelled

3) bare

4) scrape

5) destruction

6) output

7) retreat

8) tipped

9) miracle

10) eternal

11) pile

12) transfer

13) mass

14) thereby

15) have emerged

16) trigger

17) threaten

18) consumed

19) hollow

2.In the boxes below are some of the expressions you have learned in

this unit. Complete the sentences with them. Change the form where necessary.

▆ Answers:

1) show signs of

2) cope with

3) lives in fear of

4) tough it out

5) cut down

6) from head to foot

7) searched out

8) nothing short of

9) As yet

10) settle in

11) take heart

▆Increasing Your Word Power

1.You will read six pairs of words which are similar in meaning but

are different in usage. Reflect on the differences in usage between the words in each group and fill in each blank with a proper one.

Change the form if necessary.

▆ Answers:

1) temptation

2) attraction

3) chance

4) opportunity

5) states

6) country

7) warned

8) threatened / threatens

9) refuse

10) reject

11) total

12) gross

2. A blend is a word produced by combining parts of other words, such

as “comsat”from “communications”and “satellite”. Try to find out what words the following blends are formed from. You may

A. The

target adjective must be opposite in meaning to the one in Column A and must form a correct collocation with the noun in Column C.

▆ Answers:

1) individual

2) contradictory

3) destructive

4) rational

5) primitive

6) synthetic

7) distant

8) pessimistic

9) irreplaceable

10) enormous

Grammar in Context

1.Study the following sentences from Text B and point out the

grammatical function of each of the present participles used as an adverbial.

▆ Answers:

1) an adverbial of accompanying circumstances

2) an adverbial of accompanying circumstances

3) an adverbial of result

4) an adverbial of result

5) an adverbial of manner; accompanying circumstances

6) an adverbial of result

7) an adverbial of time

2. Complete the following sentences by translating the Chinese in the

brackets into English, using a present participle as an adverbial.

▆ Answers:

1) killing thousands upon thousands of people

2) raising the average yield by 15 percent

3) trying to deduce its operating principle

4) Seeing that everyone was bending over his / her book

5) Not having heard from his parents for a long time

6) leaving the project unfinished

7) Turning to the right

8) Not wanting to make the patient nervous

Cloze

▆Complete the following passage with words chosen from this unit. The initial letter of each is given.