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举一反三
【多选题】（）属破坏绿化和绿化设施的行为。
A.
擅自折损树（林）木花草
B.
在树旁和绿（林）地内倾倒垃圾或者有害废渣废水、堆放杂物
C.
引起树（林）木损坏的焚烧行为
D.
在绿（林）地内乱设广告
E.
其他损坏绿化或者绿化设施的行为
【单选题】When George W Bush delivered his State of the Union Address this past January, three words appeared that had not previously been heard from the Oval Office: Switchgrass, stalks and woodchips. Bush’’s ...
A.
George W. Bush
B.
Tom Slunecka
C.
James Woolsey
D.
David Bransby
【单选题】蒸馏不能分离以下哪种混合物：（ ）
A.
高沸点甲苯（b.p. 110.4 ℃ 和低沸点乙醚（b.p. 34.5 ℃)的混合液
B.
溶解有固体化合物的乙醇溶液
C.
乙醇（95%）与5%水的混合液