大学英语Ⅲ_在线作业_

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大学英语Ⅲ_在线作业_1

一、单选题（每题5分，共20道小题，总分值100分）

1.The clothes a person wears may express his _____ or social position.

state

status

determination

significance

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2.

Foreign tourists who have paid tax on things they have brought into the country can _____ it when they leave the country with them.

（5分）

exclaim

claim

acclaim

reclaim

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3.

_____ is no reason for dismissing her.

（5分）

A few minutes late

Because she was a few minutes late

Owing to a few minutes late

Being a few minutes late

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4.

The chemical works that has _____ the fertile fields faces billions of dollars in fines.

（5分）

rotted

upset

injured

spoiled

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5.

_____ in thought, Mr. Smith almost ran into the car in front of him.

（5分）

To lose

Losing

Lost

Having lost

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6.

The student was _____ his head and wondering how he could afford such an expensive computer.

（5分）

scraping

scratching

screening

screeching

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7.

It is pleasant to see that the whole community has participated in this environmental action with great _____.

（5分）

vow

vigor

vision

validity

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8.

We had to refuse the dinner invitation because of a _____ engagement.

（5分）

primary

preceding

prevalent

prior

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9.

It's no use _____ wit him. You might as well argue with a stone wall.

（5分）

of arguing

in arguing

to argue

arguing

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10.

If I hadn't turned off the power before you touched the wires, you _____ now.（5分）

couldn't have smiled

didn't smile

wouldn't be smiling

wouldn't have smiled

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11.

What did you put in your suitcase? It's almost _____ mine.

（5分）

four times heavier as

four times as heavy as

as heavy as four times

as four times heavy as

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12.

"Do you want to see my ID card or student card?" "Oh, _____."

（5分）

each will be fine

each one is good

either one will do

either one does well

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13.

Believe it or not, he arrived in America with only 25 dollars _____.

（5分）

in his name

with his name

to his name

by his name

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14.

The first two items of this contract are especially _____ of notice.

（5分）

worth

worthy

worthwhile

worthless

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15.

In some countries today, it is still illegal for doctors to help a woman have a(n) _____.

（5分）

embryo

pregnancy