ID：9121-12930（本题为引用材料试题，请根据材料回答以下问题）
What are nitrates used for?
A. They preserve flavor in packaged foods.
B. They preserve the color of meats.
C. They are the objects of research.
D. They cause the animals to become fatter.
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ID：9121-12249（本题为引用材料试题，请根据材料回答以下问题）
When an Italian talks to an Arabian on informal occasions,________.
A. he stands about four feet away
B. “comfort zone” does not exist
C. keeping close enough is preferred
D. communication barriers may emerge
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ID：9121-11870
Interestingly, __1__ Chaplin came from Britain, he was __2__ popular in other countries than in his own mother country. The truth is that most English people __3__ the Tramp a little __4__. It was generally thought __5__ them that he had __6__ of an eye for the ladies __7__ his clothes gave him an appearance more __8__ an Italian waiter than __9__ else. __10__ the image was not gentleman-like according to many English people.
__11__, the silent movies helped Chaplin to __12__ his true nationality from American audiences. He __13__ making a talking movie __14__ 1936 when he __15__ a nonsense language which sounded like no known nationality. He __16__ said he thought of the Tramp __17__ an educated man who had fallen __18__ hard times. The truth is, however, that he was probably popular because he __19__ as character who revolted __20__ the privileged classes.
2
A even much
B much
C much more
D more much
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ID：9121-11816（本题为引用材料试题，请根据材料回答以下问题）
Directions: In this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. Read the passage through carefully before making your choices. Each choice in bank is identified by a letter. You may not use any of the words in the bank more than once.
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ID：9121-14762
The international situation has been growing ________ difficult for the last few years.
A) invariably B) presumably C) increasingly D) dominantly
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