题目内容

German scientists in charge of the studies ______.

A. thought that the surface soil of Mars is mainly composed of silicon and iron, with a bit of sulfur, chlorine and argon
B. doubted if there is any content of silicon and iron, with a bit more of sulfur, chlorine and argon
C. confirmed that the Martian surface emitted X-rays, which indicated the main composition of the Martian soil
D. indicated that the surface soil of Mars has a main chemical composition of silicon and iron

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From the context, it can be concluded that olivine must be ______.

A. a kind of volcanic soil containing lava and mineral rock
B. a kind of volcanic rock with its main content of lava and magnesium
C. a kind of rock mainly consisting of oxygen, iron and magnesium
D. a kind of oxygen with iron and magnesium

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Which of the following can be the best title of the passage？

A Brief Introduction to the Research Work of the Science Team
B. The Difference of the Geologists on the Composition of a Rock on Mars
C. What Force Stick Together the fine grains of the Gusev Surface
D. The Spirit Began to Study the Composition of a Rock on Mars

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Section B
Directions: In this section, there are 10 incomplete sentences. For each sentence there are 4 choices marked A, B, C and D. Choose the one that best completes the sentence. Then mark the corresponding letter with a single bar across the square brackets on your rnachine-scoring ANSWER SHEET.
Whether a gun is a weapon of offence or a weapon of ______ depends on which end of it you are at.

A. defense
B. attack
C. assault
D. defeat

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Section A
Directions: In this section, you will read 5 short incomplete dialogues between two speakers, each followed by 4 choices marked A, B, C, and D. Choose the answer that best suits the situation to complete the dialogue by marking the corresponding letter with a single bar across the square brackets on your machine-scoring ANSWER SHEET.
A: Did you hear that I won first prize in the talent show？ B: ______.

A. Never heard of it.
B. What talent have you got？
C. So you did enter. Congratulations!
D. I didn't show up.

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