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【多选题】
项目调研方式有哪些？A.
网络检索
B.
文献查阅
C.
实地走访
D.
人物访谈
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皮皮学刷刷变学霸
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【简答题】Where did the conversation take place?
【单选题】From the text, it can be inferred that ______ .
A.
New Orleans is the place where jazz was first produced
B.
the American people are all jazz lovers
C.
jazz is merely sung by the black when working
D.
jazz may become more popular as time goes on
【简答题】案例： 阅读下面一篇高考作文，完成后面的第题。 成才校园招生广告 请从第②③段中找出两个错别字，从第④段中找出一处病句。 查看材料
【简答题】习题5.4第1,2题
【单选题】请阅读Passage l。完成第21～25小题。 Passage 1 They came to the United States as children with little idea， if any， of what it meant to overstay a visa. They enrolled in public schools， learned English， earned hi...
A.
It is impossible for them to get college education.
B.
They cannot afford to study in Montgomery College.
C.
They must pay more tuition than their peers to get high school diplomas.
D.
They must pay more tuition than their peers at the state's public colleges.
【简答题】下表是元素周期表的一部分，请仔细阅读后填空． （1）氧元素在第 _________ 周期、第 _________ 主族．化学反应中易 _________ 电子．（填“得”或“失”）氧元素与表中的 _________ 元素化学性质相似． （2）已知某氧化物的化学式为M 2 O 7 ，其相对分子质量为183，该元素的符号为： _________ ．
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