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【简答题】
给下列物质分类，将编号写在横线上． ①二氧化硫；②氮气；③红磷；④净化后的空气；⑤石蜡燃烧后的产物；⑥硫；⑦矿泉水；⑧蒸馏水； ⑨氧化汞； ⑩过滤后的海水．属于纯净物的是______；属于单质的是______．
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反馈参考答案：
举一反三
【单选题】以下关于优先级继承的说法不正确的是
A.
拥有临界资源的任务优先级只会被抬升一次
B.
优先级继承协议不能避免死锁的发生
C.
优先级继承协议可能导致阻塞链
D.
只有高优先级任务和低优先级任务共享临界资源的时候才可能需要使用
【判断题】在新时期下,我们确定了未来的奋斗目标,这就是到中国共产党成立 100 年时全面建成小康社会,到新中国成立 100 年时建成富强民主文明和谐美丽的社会主义现代化强国。
A.
正确
B.
错误
【简答题】He f________ ( 实现 ) his dream and became a writer.
【单选题】Why was the writer shocked by his student's answer?
A.
Because she is unable to describe her excursion to Europe with the right words.
B.
Because she is so rude that the writer could hardly recognize her.
C.
Because the writer cannot truly understand what his student said.
D.
Because what his student said was nothing like the writer's imagination.
【多选题】我国新时期的和谐文化是( )
A.
以社会主义意识形态为核心
B.
以社会主义核心价值体系为根本
C.
以崇尚和谐、追求和谐为价值取向
D.
以诚实守信为荣。以见利忘义为耻
【单选题】The writer always has his Thanksgiving Day in______.
A.
his own house
B.
his Daddy's
C.
his grandparents'
D.
one of his friends'
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