题目内容

In this section, you will hear several news items. Listen to them carefully and then answer the questions that follow. Questions 21 to 23 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions. Now, listen to the news. At the present time the brush can NOT be used to ______.

A. sweep up tiny pieces of nanodust
B. paint microstructures
C. soak toxins from water
D. find medical uses

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In the second round of the elimination match, that famous athlete was ______and didn’t enter the final, which was really out of our expectation.

A. [A] knocked down
B. [B] knocked over
C. [C] knocked at
D. [D] knocked out

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By the end of this century intelligent robot ______ to do most of the housework for man.

A. [A] is expected to be invented
B. [B] will have been expected to be invented
C. [C] has been expected to be invented
D. [D] is expected to have been invented

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______, he is not capable of teaching all subjects. After all, nobody could be an expert on every- thing.

A. [A] A teacher as Mike is
B. [B] Teacher as Mike is
C. [C] As Mike is a teacher
D. [D] As is Mike a teacher

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试以具体作品为例，论述《左传》的叙事艺术。

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A. sweep up tiny pieces of nanodust B. paint microstructures C. soak toxins from water D. find medical uses

In the second round of the elimination match, that famous athlete was ______and didn’t enter the final, which was really out of our expectation.

By the end of this century intelligent robot ______ to do most of the housework for man.

______, he is not capable of teaching all subjects. After all, nobody could be an expert on every- thing.

试以具体作品为例，论述《左传》的叙事艺术。

A. sweep up tiny pieces of nanodust
B. paint microstructures
C. soak toxins from water
D. find medical uses