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1、Unit THREE 主谓一致,SAT语法强化课程,一、主谓一致的基本原则,e.g.1 A book is on the desk. 主单谓单;主复谓复 e.g.2 Two books are on the desk.,1、主单谓单,单数可数名词 （主）单（谓） e.g.1 A book is on the desk. 不可数名词 （主）单（谓） e.g.2 Water is colorless. doing,to do,句子 （主）单（谓） e.g.3 Seeing is believing. To see is to believe. What you saw is true. 复合不定代
2、词 （主）单（谓） e.g.4 Nobody knows his name.,课堂练习1：,The use of irrigation in the once-arid region have increased the production of alfalfa and of many other crops as well. （OG-P839-20） has increased,课堂练习2：,Building new windmill farms reduces fossil fuel consumption and keeps tons of carbon dioxide emissio
3、ns out of the atmosphere. （OG-P408-10）,2、主复谓复,可数名词复数（主）复（谓） e.g.1 Two books are on the desk. A and B （主）复（谓） e.g.2 A pear and an apple are fruits. both A and B （主）复（谓） e.g.3 Both Lucy and Lily are girls.,课堂练习1：,Both her work on community service projects and her dedication to learning have gained Ms
4、. Stevens the respect of the entire faculty. (OG-P534-23),课堂练习2,The convenience and widespread availability of watercolor paint account for its popularity with amateur artists. (OG-T10-S10-Q14) (A)account for its popularity (B)account for their popularity (C)accounts for its popularity (D)is why it
5、is popular (E)are a reason for its popularity,课堂练习2,The convenience and widespread availability of watercolor paint account for its popularity with amateur artists. (OG-T10-S10-Q14) (A)account for its popularity (B)account for their popularity (C)accounts for its popularity (D)is why it is popular (
6、E)are a reason for its popularity,课堂练习2,The convenience and widespread availability of watercolor paint account for its popularity with amateur artists. (OG-T10-S10-Q14) (A)account for its popularity (B)account for their popularity (C)accounts for its popularity (D)is why it is popular (E)are a reas
7、on for its popularity,名词单复数的一致性,The convenience and widespread availability of watercolor paint are a reason for its popularity with amateur artists. n1+n2 a/an + n(单),课堂练习1：,Interested in studying insects and their effects on agriculture, Larissa and Tariq plan to become an entomologist then return
8、 to help the farmers in theirs mall town. (OG-P409-12) entomologists,课堂练习2：,The origins of the Teapot Dome scandal can be traced to the presidency of Theodore Roosevelt, William Howard Taft, and Woodrow Wilson. （OG-P429-Q3） (A) can be traced to the presidency of (B) can be traced to the presidencies
9、 of (C) happened in the presidency of (D) happening during the presidencies of (E) that happened in the presidency of,课堂练习2：,The origins of the Teapot Dome scandal can be traced to the presidency of Theodore Roosevelt, William Howard Taft, and Woodrow Wilson. （OG-P429-Q3） (A) can be traced to the pr
10、esidency of (B) can be traced to the presidencies of (C) happened in the presidency of (D) happening during the presidencies of (E) that happened in the presidency of,课堂练习3：,Nursing and physical therapy are an example of health-care fields that have shortages in staffing. (OG-P531-Q4) (A) are an exa
11、mple of health-care fields that (B) are examples of health-care fields that (C) are examples where health-care fields (D) exemplifies a health-care field that (E) exemplify health-care fields where they,课堂练习3：,Nursing and physical therapy are an example of health-care fields that have shortages in s
12、taffing. (OG-P531-Q4) (A) are an example of health-care fields that (B) are examples of health-care fields that (C) are examples where health-care fields (D) exemplifies a health-care field that (E) exemplify health-care fields where they,二、主谓一致的特殊原则,1.就远原则,N1+修饰成分+N2+谓动,1.就远原则,N1+修饰成分+N2+谓动,1.就远原则,
13、N1+修饰成分+N2+谓动,of/in/for/with together with combined with as well as including rather than,doing done,课堂练习1：,The harmful effects of smoking on the vascular system is increasingly well documented. (OG-P656-3) (A)is increasingly well documented (B)is more and more documented (C)are increasingly well do
14、cumented (D)are increasing in better documentation (E)has increased in better documentation,课堂练习1：,The harmful effects of smoking on the vascular system is increasingly well documented. (OG-P656-3) (A)is increasingly well documented (B)is more and more documented (C)are increasingly well documented
15、(D)are increasing in better documentation (E)has increased in better documentation,课堂练习2：,For months, one of the most popular breakfast foods were selling for so little that people thought something was wrong. (A) were selling for so little that people thought something was (B) was selling for so li
16、ttle that people thought something were (C) were selling for so little; so people thought something has gone (D) was selling for so little that people thought something was (E) was selling for very little; so people thought of it as,课堂练习2：,For months, one of the most popular breakfast foods were selling for so little that people thought something was wrong. (A) were selling for so little that people thought something was (B) was selling for so little th
