1. Quasars __________ emitting extremely intense radio waves and visible radiation.

(A) Star-like objects are

(B) Star-like, they are objects

(C) are star-like objects

(D) are they star-like objects

答案：C

測(cè)試點(diǎn)：主謂結(jié)構(gòu)．

分析：Quasar是主語(yǔ)，后面缺少動(dòng)詞及動(dòng)詞后所帶成份，應(yīng)在答案中選擇動(dòng)詞十賓語(yǔ)或系動(dòng)詞斗表語(yǔ)的結(jié)構(gòu)．(C)是系表結(jié)構(gòu)．

解題要點(diǎn)：在4個(gè)答案中首先尋找以動(dòng)詞開(kāi)頭的形式．

 

2. Mary Cassatt specialized __________ mothers with their children.

(A) painted

(B) who painted

(C) paintings

(D) in painting

答案：D

測(cè)試點(diǎn)：習(xí)語(yǔ)。

分析：specialize是不及物動(dòng)詞，后面不能直接加賓語(yǔ)，而要用介詞。答案中只有(D)有介詞，故選(D)．specialize in+名詞／動(dòng)名詞是固定短語(yǔ)．

 

3. Gorillas are quiet animals, __________ they are able to make about twenty different sounds.

(A) how

(B) in spite of

(C) because of

(D) even though

答案：D

測(cè)試點(diǎn)：連詞．

分析：逗號(hào)前后為兩個(gè)主謂完整的句子，且是轉(zhuǎn)折的關(guān)系，要用表示轉(zhuǎn)折的連詞連接．答案中只有(D)even though是表示轉(zhuǎn)折的連詞。(A)可以是連詞，但無(wú)轉(zhuǎn)折的意思；(B)(C)都是介詞，不能連接句子．

解題要點(diǎn)：TOEFL結(jié)構(gòu)題中的even though常常是首先要考慮的選擇．

 

4. From 1946 to 1949, __________ William Henry Hastie served as governor of the Virgin Islands.

(A) the lawyer

(B) he was the lawyer

(C) the lawyer who

(D) was the lawyer

答案：A

測(cè)試點(diǎn)：同位語(yǔ)。

分析：空格后是一完整的句子，主語(yǔ)前所缺的是主語(yǔ)的同位語(yǔ)。應(yīng)在答案中選擇說(shuō)明主語(yǔ)身份的名詞，即(A)．(B)是句子(C)后加從句(D)是系表結(jié)構(gòu)，都不能作同位語(yǔ)．

 

5. __________ struck, a tuning fork produces an almost pure tone, retaining its pitch over a long period of time.

(A) When is it

(B) One is

(C) When it is

(D) Is one

答案：C

測(cè)試點(diǎn)：狀語(yǔ)從句．

分析：本句逗號(hào)后是一完整的句子，逗號(hào)前的部分為狀語(yǔ)從句．應(yīng)在答案中選擇帶有連接詞的從句形式，即(C)．其實(shí)(C)省去it is，只保留when struck亦是正確的．

 

6. __________ one time, Manchester, New Hampshire, was the home of the most productive cotton mills in the world.

(A) On

(B) At

(C) By

(D) To

答案：B

測(cè)試點(diǎn)：介詞/習(xí)語(yǔ)．

分析：at…time是固定搭配，one time前的介詞應(yīng)當(dāng)用at．

 

7. The edible tube mushroom __________ a cushion-like, moist cap that is light brown or darkish red.

(A) which has

(B) to have

(C) having

(D) has

答案：D

測(cè)試點(diǎn)：謂語(yǔ)。

分析：空格兩邊都是名詞成份，所缺為謂語(yǔ)，應(yīng)在答案中選擇能作謂語(yǔ)的動(dòng)詞，即(D)。(A)多了主語(yǔ) (B)(C)都是非謂語(yǔ)動(dòng)詞．

 

8. In 1961 the entertainer Chubby Checker introduced a __________ to New York’s rock’n ‘ roll fans.

(A) new dance, the twist

(B) twist, was the new dance

(C) twist, the new dance that

(D) new dance is the twist

答案：A

測(cè)試點(diǎn)：賓語(yǔ)侗位語(yǔ)．

分析：冠詞a后面應(yīng)是名詞性成份，作introduce的賓語(yǔ)，故選擇(A)．答案(D) (C)中有動(dòng)詞出現(xiàn)；(B)中有連接詞，均錯(cuò)．

 

9. In sculpture __________”modeling” denotes a way of shaping clay, wax, or other pliable materials.

(A) to the term

(B) is termed

(C) the term

(D) to term

答案：C

測(cè)試點(diǎn)：主語(yǔ)/同位語(yǔ)．

分析：denotes是謂語(yǔ)動(dòng)詞，它前面是主語(yǔ)部分．所缺為主語(yǔ)，則應(yīng)在答案中選擇名詞，即(C)the term。modeling為主語(yǔ)的同位語(yǔ)。

 

10. The capacity for flight __________insects from the other invertebrates.

(A) to distinguish

(B) distinguishes

(C) which distinguishes

(D) distinguishing

答案：B

測(cè)試點(diǎn)：謂語(yǔ)．

分析：本題與第7題屬同一題型．空格前后都是名詞性結(jié)構(gòu)．所缺為謂語(yǔ)．應(yīng)在答案中選擇能作謂語(yǔ)的動(dòng)詞，即(B)．(A)(D)都是非謂語(yǔ)動(dòng)詞不能單獨(dú)作謂語(yǔ)；(C)多了主語(yǔ)．

 

11. Although pecans are most plentiful in the southeastern part of the United States, they are found __________ Ohio and Illinois.

(A) far north

(B) north as far

(C) farthest north

(D) as far north as

答案：D

測(cè)試點(diǎn)：as…as的用法．

分析：此結(jié)構(gòu)表示程度．答案(A)如改為far north in亦可．(B)(C)結(jié)構(gòu)錯(cuò)誤．此句意為“朝北方一直遠(yuǎn)至Ohio和nlinois”．

解題要點(diǎn)：表示程度的as…as”結(jié)構(gòu)出現(xiàn)在答案中，應(yīng)首先考慮。

 

12. __________ of caffeine can result in restlessness, insomnia, and even delirium.

(A) Consuming in excess

(B) Excessive consumption

(C) To consume excessively

(D) The consumption excessive

答案：B

測(cè)試點(diǎn)：主語(yǔ)／詞序．

分析：介詞of前面應(yīng)當(dāng)是名詞或名詞詞組．作本句的主語(yǔ)．答案中，(B)是正確的名詞詞組．(A)、(C)錯(cuò)，因consume作“消費(fèi)、吃喝”講時(shí)應(yīng)是及物動(dòng)詞，不能后接介詞of；(D)詞序錯(cuò)誤。

 

13. Considered one of the leading poets in America today,__________.

(A) a number of books and plays have also been written by Sonia Sanchez

(B) Sonia Sanchez has also written a number of books and plays

(C) A number of Sonia Sanchez books and plays have been written

(D) There have been a number of books and plays written by Sonia Sanchez

答案：B

測(cè)試點(diǎn)：主語(yǔ)一致．

分析：分詞短語(yǔ)作狀語(yǔ)置于句首時(shí)，其邏輯上的主語(yǔ)應(yīng)當(dāng)與句子的主語(yǔ)一致．本句considered…的邏輯主語(yǔ)是人，句子主語(yǔ)也應(yīng)是人。應(yīng)在答案中選擇以人名等作主語(yǔ)的形式，即(B)。(A) (C)主語(yǔ)均為books，(D)用了表“存在”的there be句型，均與前面部分主語(yǔ)不一致．

 

14. Variables such as individual and corporate behavior __________ nearly impossible for economists to forecast economic trends with precision.

(A) make

(B) make it

(C) it makes

(D) makes it

答案：B

測(cè)試點(diǎn)：習(xí)語(yǔ)動(dòng)詞make及其相關(guān)習(xí)語(yǔ)為TOEFL�？迹�

分析：本句用的是短語(yǔ)“make it…for sb．to do sth．*．不定式to及其后成分為實(shí)際賓形，代詞it為形式賓語(yǔ)．

 

15. __________ by transferring the blame to others is often called scapegoating.

(A) Eliminate problems

(B) The eliminated problems

(C) Eliminating problems

(D) Problems are eliminated