Unit 13　The USA

【重点、难点点拨】

1. Go over the daily expressions for offers and responses.


　2.  tear down,  a handful of,  anger over,  creat,  space for,  arrival ,  pass through,  go through,  turn away,  have trouble with,  at the base ,  live by,  It is thought that…,  become widespread ,  up to, a distance of,  further apart,  worth about $24,  pleasant,  run,  not… but,  take possession of,  make agreement with sb.,  move westwards,  have effect on sb., the westerner to discover….,   while,   even more,  Now that… ,    give in ,  die out.


3. The subject is made up of pronoun,  v-ing,  noun phrase,  noun clause and numerals.


【重点、难点例题解析】

1.  ________you've got a chance,  you might as well make full use of it.

　A. Now that  B. After   C. Although   D. As soon as

　答案A。这里 Now that相当于 when 或 at present。“当你获得机遇时也许会利用它”。After表示两个动作一先一后发生。Although 引导一个让步状语从句，表示“虽然… 但是”之意。主从句之间存在一种逆向发展的感觉。As soon as 表示两个动作发生的时间较紧凑。


2 .  The number of people invited was fifty,  but a number of them were absent for different reasons.

　主语是The number of people invited,  意为被邀请来的人数，作为整体的概念出现。而a number of them 相当于 a lot of them， 意为复数概念。


3.  More than one has been dismissed. At least two.

　More than one为英语习语。“不止一人”，作为单数概念来掌握。如果是More than two则为复数概念。


4.   How they will manage to cross the river remains to be seen.

　How they will manage to cross the river是remains 的主语。这个主语是一特殊疑问句。结构为疑问词加陈述句。How 也可换用其他疑问代词或副词， when,  where,  why,  what等。


【重点、难点练习题】

1.  Underline the subject

(1)  It's good to see you!

(2)  There's going to be something interesting in the street tonight.

(3)  It's good that you've all had a wonderful vacation.

(4)  What I want to emphasize is this.

(5)  Whether they will join us hasn't been made clear.


2.  Complete the sentences

(1)  这个计划如何付诸实施________needs to be discussed.

(2)  今天还是明天动身________doesn't make too much difference.

(3)   谁要是不同意________can reserve his views.

(4)  他们所缺的________is experience.


【全方位单元综合练习题】

Ⅰ.   Give the topic to each paragraph

　paragraph 1:______________________

　paragraph 2:______________________

　paragraph 3: ______________________

　paragraph 4: ______________________

　paragraph 5: ______________________

　paragraph 6: ______________________

　paragraph 7: ______________________

　paragraph 8: ______________________

　paragraph 9: ______________________

　paragraph 10: ______________________


Ⅱ.   Text comprehension

1.   The passage is________.

　A. about the history of New York    

　B. about the development of buildings in New york

　C. a brief introduction to New York

　D.  about the characteristics of New York


2.  Which one is not true?

　A. New York is a harbour.   

　B.  New York was owned by the local Indians.

　C. New York was not the capital of the USA.  

　D. New York is the political center of the USA.


3.  The age of mass arrivals began in________.

　A.  eighteenth century 

　B. the early eighteenth century

　C.  nineteenth century

　D. the late nineteenth century


4.  The phrase“turn away” in paragraph 3 means________.

　A. send away  B. refuse to admit

　C.  cause to return  D. drive out


5.  “New York never sleeps.”  means________.

　A. people in New York work the whole day

　B. people in New York enjoy night life very much

　C.  New York is always noisy   

　D. all kinds of services are offered at night in New York


6.  What's the general idea of this text of Lesson 50?

　A. While the settlers moved westwards,  their killing of great numbers of bison 　destroyed the native Americans'life as well as the balance of the plains of America.

　B. The bison on the plains of America lived a poor life.

　C. The struggles between the settlers and the Native Americans were fierce.

　D. Settlers ruined Native Americans' life.


7.  What brought by the settlers was (were) good for the Native Americans?

　A. their culture  B. their trade  

　C.  their horses   D. their railways


8.  Bison was a treasure for Native Americans because________.

　A. they used bison to make themselves more beautiful

　B. they used bison to carry goods

　C. they used bison to make money

　D.  they couldn't live without bison


9.  The settlers'killing of lots of bison had________purposes.

　A. 1  B.  2  C.  no   D.  3


10.  This text is________.

　A. an animal story 

　B.  an old tale 

　C.  a historical story 

　D.  an animal story as well as a historical story


Ⅲ.  Complete the sentences

1.   Today native Americans express their ________(对这笔交易的气愤）

2.   Today Ellis Island is a museum,  ________(展现了美国新居民的根所在）

3.   (有… 的空间）________summer picnics, open－air concerts,  plays and  games. 4.  (想要进入美国的人)________had to go through a number  of mental and physical tests.


Ⅳ.  Multiple choice

1.   The old house has________.

　A. been torn down  B.  torn down 

　C.  been torn up  D.  tore up


2.  This problem is hard________.

　A. to working out  B.  to work out 

　C.  to be worked out  D.  working out


3.  The boy sitting by the window is the only one of the students who________from the 　countryside in our school.

　A. was  B.  were  C.  is   D.  are


4.  I don't know if he________. If he________,  I'll let you know.

　A. will come, comes  B.  comes,  will come

　C.  comes,  comes    D.  will come,  will come


5.  He had a watch________about 10000.

　A. cost  B. price  C. worth D.  worthy


6.  The people expressed their anger________his rough attitude.

　A.  with  B. over  C.  to  D.  about


7.  There ________ a zoo,  an art museum,  a boating lake,  a smaller lake for model boats.

　A. has   B.  have  C.  are  D.  is


8.  About 20 people were________because they failed in the test.

　A. turned off    B. turned away 

　C.  turned on    D.  turned down


9.  A ________building went up last year.

　A. 20stories  B.  20storied  

　C.  20storey  D.  20story


10.  The underground railway________24 hours a day.

　A. runs  B. run  C.  works  D.  work


11.  The surface of the earth is not flat ________ round.

　A. or  B.  nor  C.  and  D.  but


12.   Native Americans lived________hunting and by gathering roots.

　A.  on  B.  by  C.  to  D.  in


13.  ________they could ride horses,  it became easier to hunt the bison.

　A.  Even if    B. Although 

　C.  Now that   D.  When


14.  Settlers made ________with Native American chiefs but always broke them afterwards.

　A. agreements　B. decision　C. promise　D.  suggestions


15.  The insects which lived on these plant________.

　A. died of  B.  died out  C.  died from  D.  died down


Ⅴ.   Answer the question

Do you think what can be used in a sentence as a subject?

1.________   2.________  3.________   4.________

5.________   6.________  7.________


Ⅵ.   Error correction

1. He will be here tomorrow morning is certain.

2.   I don't know that he has bought.

3.   He gave who came to the party a gift.

4 .  He will pay attention to what you may say.


Ⅶ.   Make a comparison.

1.  Is the area of USA  as large as that of PRC?

2.  Which country has the larger population?

3.  Which country has five time zones?

4.  What languages are spoken in China?

5.  What about the minority groups in China?


Ⅷ.   Compare USA with China .  You'd better use the followings to write a passage. (the same,   a little larger,  a population of,  much more space,  there be,  such as)