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【多选题】
下列属于防护林常用乔木树种的有A.
山定子
B.
海棠果
C.
八棱海棠
D.
新疆野苹果
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】请根据根据下面的梯形图写出指令表程序: , , 。
【单选题】85 Communication in both project and non-project-driven organizations should occur in directions.
A.
one
B.
two
C.
three
D.
four
E.
five
【简答题】请根据根据下面的梯形图写出指令表程序: , , 。
【简答题】请根据根据下面的梯形图写出指令表程序: , , 。
【简答题】请根据根据下面的梯形图写出指令表程序: , , 。
【单选题】It is suggested that the efforts of antismoking organizations should be directed to______.
A.
ensuring most Americans work in smoke-free environment
B.
further expanding the coverage of outdoor smoking ban
C.
achieving substantial victory against outdoor smoking
D.
guiding the public to realize the dangers of secondhand smoke
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