1. _____ limit to the extent which human beings may benefit from their own inventive genius.

　　(A) Not any

　　(B) Has no

　　(C) There is no

　　(D) It not

　　答案：C

　　測試點：there be句型.

　　分析：句中有which引導的從句，說明which之前應為主句.在答案中選擇主謂結構或there be結構，即(C).

　　2. The light from a laser differs _____ produced by other sources, such as electric bulbs, fluorescent lamps, and the sun.

　　(A) from the light

　　(B) and the light

　　(C) the light that is

　　(D) the light can be

　　答案：A

　　測試點：習語.

　　分析：Differ from是固定短語.答案中只有(A)含有from...部分.

　　3. In addition to pleasure, _____ excitement, challenge, and relaxation.

　　(A) the providing of games

　　(B) games if providing

　　(C) the games which provide

　　(D) games provide

　　答案：D

　　測試點;主謂結構。

　　分析：本句主，謂語均缺，應在答案中選擇主語+謂語動詞的形式，即(D)。(A)是名詞詞組;(B)(C)均含從句成份.

　　4. Not only can walking fish live out of water, _____ they can also travel short distances over land.

　　(A) neither

　　(B) and

　　(C) but

　　(D) if

　　答案：C

　　測試點：not only…but also結構.

　　分析：關鍵詞是句首的Not only,它說明后文應當有but(…)also的部分.空格后出現(xiàn)also，所缺為but，故選(C).

　　解題要點：句中出現(xiàn)Not only,應首先在答案中尋找but(also).

　　5. _____ Eijah McCoy’s invention of the lubricating cup in the early 1870’s, machinery had to be stopped in order to be lubricated.

　　(A) Before

　　(B) When

　　(C) While

　　(D) Lately

　　答案：A

　　測試點：介詞.

　　分析：表示時間概念的介詞和連詞是TOEFL考試中常見的題目.空格后至逗號前的部分不是從句而是名詞性短語，故所缺為不是連詞而是介詞。即答案(A)。

　　6. As Mercury moves in its solar orbit, _____ its axis, an imaginary line that runs through its center.

　　(A) rotates it on

　　(B) it rotates on

　　(C) on rotates it

　　(D) rotates on it

　　答案：B

　　測試點;詞序主謂結構.

　　分析：關鍵詞As說明空格前為從句，其后為主句.主句主、謂語均缺，應在答案中選擇主語十謂語動詞的形式，即(B).其余詞序均錯.

　　7. The Hawthrone studies, _____ the monotonous working conditions of factory personnel, were a major contribution to industrial psychology.

　　(A) in which the investigation of

　　(B) were they investigated

　　(C) which were investigation

　　(D) an investigation of

　　答案：D

　　測試點：同位語.

　　分析：本句主、謂語俱全，主、謂語間兩邊以逗號隔開的部分為同位語.主語The Hawthrone studies的內(nèi)容.

　　8. In 1914 a bronze tablet _____ Harriet Tubman was placed at the entrance of the Cayuga Country Courthouse in Aubum, New York.

　　(A) honored

　　(B) for honor

　　(C) in honor of

　　(D) was honoring

　　答案：C

　　測試點;習語。

　　分析：In honor of…是固定短語。

　　9. It is unlikely that a nation would choose war if its goals _____ peacefully.

　　(A) meet

　　(B) could be met

　　(C) having been met

　　(D) would have met

　　答案：B

　　測試點：被動語態(tài).

　　分析：To meet one’s goals是固定短語，此處goals作if從句的主語，謂語應在答案中選擇名詞性的形式(D)說明動詞應當用被動形式(B).答案(C)是錯誤形式.

　　10. Their keen senses of hearing and smell have made some types of dogs _____ in hunting and tracking and as security guards.

　　(A) as valuable

　　(B) of the value

　　(C) are valued

　　(D) valuable

　　答案：D

　　測試點：習語.

　　分析：Make sth+形容詞是固定短語，是TOEFL考試中常見的題型.空格前已有made十賓語，所缺為形容詞補語，故選(D).

　　11. Used only for wall surfaces that are exposed to view or require a decorative effect, _____.

　　(A) the exactness in shape, size, and color of face brick

　　(B) face brick must be exact in shape, size, and color

　　(C) must be face brick which is exact in shape, size and color

　　(D) the shape, size, and color must be exact of face brick

　　答案：B

　　測試點;主謂結構/主詞一致。

　　分析：空格前只有短語，所缺為句子。應在答案中選擇完整的主謂結構，(B)或(D).分詞短語的邏輯主語與句子主語應是一致的 used…的邏輯主語應為face brick而不是 shape.Size and color，故選(B).

　　12. _____ were first used in electrical power production, it was necessary to add super-heaters, because turbines work best with high-pressure steam.

　　(A) Steam turbines

　　(B) When steam turbines

　　(C) For steam turbines

　　(D) The steam turbines which

　　答案：B

　　測試點：狀語從句.

　　分析：兩邊用逗號隔開的部分是主句，逗號前則是從句.從句有謂語而缺主語、連接詞，應在答案中選擇連接詞十主語的形式，即(B)或(C).For引導從句時一般不放在主句前，故(C)錯，選(B)。

　　13. Sherwood Anderson’s novel windy McPlerson’s Son, _____, first appeared in 1916.

　　(A) a restless young man who strives for better things is concerned

　　(B) is a concerned with a restless young man who strives for better things

　　(C) concerned with a restless young man who strive for better things

　　(D) why is concerned with a restless young man who strives for better things

　　答案：C

　　測試點;分詞作后置定語.

　　分析：句主謂完整，主謂間逗號隔開的部分為同位語或后置定語.(C)是分詞短語，可作后置定語.(A)雖是名詞性結構，但主語Windy Mc Pherson’s Son不是人名，而是書名，不可用(A)作同位語.

　　解題要點：注意斜體字為書名.

　　14. The redhead duck builds a deep nest of reeds _____ up to a dozen egg are laid.

　　(A) containing

　　(B) which contains

　　(C) in which

　　(D) in it

　　答案：C

　　測試點：介詞+which結構.

　　分析：空格前為主句，空格后即從句.從句主.謂俱全，所缺為連接詞.應在答案中選擇相應的形式，即(C)。in which等于where，表示地點、位置，在從句中作狀語。

　　15. The dominant philosophy of the Age of Enlightenment _____ in the universe in terms of forces that could be detected by the human senses.

　　(A) an explanation for everything

　　(B) attempted to explain everything

　　(C) everything was an attempt

　　(D) explained and attempted