2019年托福考试语法经典练习题（五）

>>托福考试练习题：2019年托福考试语法经典练习题（五）

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1. While play is important at all levels of human development， _________ takes on particular significance when children are five and six years old.

A. it

B. and

C. which

D. because it

答案：A

分析：缺主语。it 在这里作为形式主语。

2. During the second and third years of life， children gain _________ over their bodies.

A. control increasing

B. increasing to control

C. control is increasing

D. increasing control

答案：D

分析：缺宾语，而且应该是 adj.修饰名词，只能选D.

3. All brass instruments use a mouthpiece _________ into a long cone-shaped tube.

A. is inserted

B. that inserted

C. that is inserted

D. and inserted

答案：C

分析：that引导一个定语从句，mouthpiece为先行词。A 出现两个谓语动词，错;B，D应该用被动;

4. By the mid-twentieth century， United States presidential staffs， _________ had numbered fewer than ten a century earlier， numbered in the hundreds.

A. as

B. that they

C. which

D. and

答案：C

分析：非限制性定语从句，只有which能引导非限制性定语从句

5. In 1966 only 60 percent of all five year olds in the United States attended kindergarten， _________ in 1985 almost 82 percent did so.

A. with

B. which

C. whether，

D. while

答案：D

分析：整个句子中出现了两个谓语，缺连接词。

6. _________ industries， inventions， and communal endeavors of the Shakers， the best known is their fine furniture.

A. Of the many

B. Their many

C. Are the many

D. Many of the

答案：A

分析：倒装结构。当prep短语位于句首，且谓语动词为系动词时，则引起倒装。

7. Most fishes and many reptiles have ribs along most of the spine， but in mammals _________ only in the chest area.

A. they are found

B. finding them

C. in which they are found

D. are found

答案：A

分析：缺主语和谓语。该句不是定语从句。

8. Although the habitat of the American beech tree is now confined to the eastern United States and southeastern Canada， _________ extended as far west as California.

A. where it once

B. once

C. it once

D. and once

答案：C

分析：缺主语。A，D中的where， and 多余。

9. Most of North America receives _________ some form of continuous plant cover except in the arid and semiarid Southwest.

A. moisture to sustain sufficient

B. sufficient moisture to sustain

C. to sustain sufficient moisture

D. sufficient to sustain moisture

答案：B

分析：缺宾语。其中形容词修饰名词，不定式表“目的”。A，C，D语序混乱。

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