1、智课网 TOEFL备考资料托福语法提分指导-从属连词及真题要点解析1. 主句与从句之间必须有从属连词全真例题分析(1)The spiral threads of a spider*s web have a sticky substance on them - insects.(A) traps(B) trap its(C) which traps(D) which it traps (92.1)答案 C 定语从句关系代词which引导从句,且在从句中作主语。(2)Angiosperms inhabit relatively diverse environments and may be fou
2、nd - higher plants can survive.(A) there(B) wherever(C) somewhere(D) then (92.5)答案 B 空格前后为两个完整的句子,这里应填入连接词联系主从两句。四个选择只有wherever是连词,引导地点状语从句。(3)Duke Wellington was a composer. Conductor, and pianist - ranked as one of the greatest of all jazz figures.(A) him(B) although(C) or(D) who (92.10)答案 D 关系代词
3、who引导定语从句,并作从句的主语。(4)-. Some of the Earth*s interior heat escapes to the surface.(A) A volcano erupts(B) A volcano whether erupts(C) A volcano erupts it(D) If a volcano erupts (93.5)答案 D 从属连词引导条件状语从句。2. 关系代词 who与which混淆错用解题要点:在written Expression (16-40题)中的四个选择答案中出现who 或者which,应确认它所指代的是人还是物。全直例题分析(1)
4、Fossil remains indicate that squidlike creatures called belemnites swam in the sea who covered the North American continent 70 million years ago. (94.5)答案 C 关系代词 who指代的是 sea,因此应用指物的which或that。(2)Vaccines for some rare diseases are given only to persons which risk exposure to the disease. (93.1)答案 B
5、关系代词which指代前面的persons,应改为人称关系代词who。(3)Anne Elizabeth McDowell is best remembered for a weekly journal, the Woman*s Advocate, who she launched in January 1855. (91.8)答案 D 关系代词 who指代杂志the woman*s Advocate,故应改为which。(4) The attorney general of the United States advises the President on any questions of
6、 law who may arise in the conduct of administrative affairs. (90.10)答案 B 关系代词who指代前文的questions of law,故应改为which或that。3. 介词 +关系代词which结构解题要点 介词+which 作用相当于一个关系副词,在从句作状语。可表示时间(=when) ,地点(= where) ,原因(=why)等等。全真例题分析(1) In reorganizing the curriculum of Mt. Holyoke College in the late 1800*s Elizabeth M
7、ead laid the foundation - the modern college rests.(A) is which(B) on which(C) which is on(D) on it (91.1)答案 B on which 指代on the foundation ,作用相当于一个表示地点的关系副词。(2) A circuit may be defined as a closed path - electricity can How.(A) through it(B) through which(C) that is through(D) there goes through (
8、93.3)答案 B through which 指代 through the circuit, 作用相当于一个关系副词,而介词through才能准确地表达句子的含义。(3) The extent of the harmful effect of locoweeds on animals depends on the soil - the plants grow.(A) which(B) which in(C) in which(D) in (90.5)答案 C in which = where(4) Adhesives, such as glue, tape and gum, vary with the purpose - intended.(A) they were for(B) for they were(C) which were they(D) for which they were (93.10)答案 D for which指代for the purpose。推荐新闻:提高交际能力有助于托福口语的提分托福口语走出四大困境有助于提分托福口语提分技巧:语音和语调加强相关字搜索: 托福语法提分