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【简答题】
催化裂化的主要化学反应有那些？并说明对汽油质量有利的反应。
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举一反三
【简答题】写出这个句子对应的英语。 Ich komme aus...
【简答题】写出这个句子对应的英语。 Du bist...
【单选题】听力原文： If you plan to remain in the United States for any length of time, you will soon find it too expensive to stay in a hotel and will want to find another place to live in. As is true in cities eve...
A.
Far away from the city.
B.
Inside the city.
C.
Near the city.
D.
In the city center.
【简答题】利用调整边缘工具抠取毛发
【单选题】听力原文： If you plan to remain in the United States for any length of time, you will soon find it too expensive to stay in a hotel and will want to find another place to live in. As is true in cities eve...
A.
Near a market.
B.
In the city center.
C.
Near the city.
D.
Far away from the city.
【单选题】If you have to catch the first bus every day, choose this hotel.I t is very________for the station-it's only a twominute walk. [ ]
A.
close
B.
certain
C.
convenient
D.
distant
【简答题】写出这个句子对应的英语。 Ich bin...
【简答题】写出这个句子对应的英语。 Ich heiße...
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