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【判断题】
宇宙学研究的目标是诸如我们的宇宙从何而来，又去等涉及的无数问题。()A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】总理说:“凡事想要做成的话,总是要在理想和现实之间做出可能的选择。”把不切实际、不可能到达的目标去掉的目标选择方法叫
A.
筛一筛
B.
想一想
C.
量一量
D.
比一比
【单选题】Collecting stamps as a hobby___________ increasingly popular during the past fifty years.A．become
A.
22．Collecting stamps as a hobby___________ increasingly popular during the past fifty years. A．becomes
B.
became
C.
has become
D.
had become
【单选题】Collecting stamps as a hobby______increasingly popular during the past ten years.
A.
became
B.
becomes
C.
has become
D.
have become
【单选题】Collecting stamps as a hobby___________ increasingly popular during the past fifty years.
A.
becomes
B.
became
C.
has become
D.
had become
【单选题】Collecting stamps as a hobby ______ increasingly popular during the past twenty years.
A.
became
B.
becomes
C.
has become
D.
have become
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