2006年考试新辅导之托福写作题库考试题五

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Structure and Written Expression

Time--25 minutes

The Structure and Written expression section is designed to measure your ability to recognize language that is appropriate for standard written English. There are two types of questions in this section, with special directions for each type.

Structure

Directions: Questions 1-15 are incomplete sentences. Beneath each sentence you will see four words or phrases, marked (A), (B), (C),and (D). Choose the one word or phrase that best completes the sentence. Then, on your answer sheet, ifnd the number of the question and fill in the space that orresponds to the letter of the answer you ahve chosen Fill in the space so that the letter inside the oval cannot be seen.

Look at the following examples:

Example I

For many centuries---the principal raw material Sample answer

for making ropes and sails.

(A) then was hemp

(B) the time hemp was

(D) hemp

The sentence should read, "For many cenries hemp was the principle raw material for making ropes and sails." Therefore, you should choose (C).

Example II

The sea anemone, a marine animal related to the jelly fish, Sample answer

looks like a plant----like other animal species.

(A) so

(B) rather than

(D) rather not

The sentence should read, "The sea anemone, a marine animal related to the jelly fish, looks like a plant rather than like other animal species." Theerefore, you should choose (D).

Nowbegin work on the questions.

1. Most substances expand when they evaporate so that the density of a substance's gas is---of its liquid.

(A) than the lower density

(B) lower than that

(D) the lower the density

2. The process by which nerve cells send signals is --- clearly understood.

(A) none

(B) no

(D) nothing

3. Arctic animals--- a means of controlling body temperature in such a cold, barren climate if they are to survive.

(A) need

(B) needing