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【单选题】
读秀的搜索方式有哪四种?A.
中文搜索、外文搜索、高级搜索、专业搜索
B.
中文搜索、外文搜索、高级搜索、深入搜索
C.
中文搜索、外文搜索、深入搜索、专业搜索
D.
中文搜索、外文搜索、普通搜索、高级搜索
拍照语音搜题，微信中搜索"皮皮学"使用
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【单选题】Whether or professional, American football is perhaps the most popular sport in the US. It attracts a total attendance of over 40 million and is watched by many more millions on television each year.
A.
individual
B.
endurance
C.
gear
D.
amateur
【单选题】The author believes that our knowledge of social systems is more secure than that of physical systems because ______.
A.
it is not based on personal experience
B.
new discoveries are less likely to occur in social sciences
C.
it is based on a fairly representative quantity of data
D.
the records of social systems are more reliable
【单选题】is watched in a more relaxed and lazy way than other ball games.
A.
Football
B.
Basketball
C.
Baseball
D.
Tennis
【简答题】Whether or professional, American football is perhaps the most popular sport in the US. It attracts a total attendance of over 40 million and is watched by many more millions on television each year.
【单选题】Whether ________ or professional, American football is perhaps the most popular sport in the US. It attracts a total attendance of over 40 million and is watched by many more millions on television ea...
A.
amateur
B.
amatory
C.
amazing
D.
amassed
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