皮皮学,免费搜题
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【单选题】
当分体式空调从制冷模式转为制热模式时,下列说法错误的是:
A.
系统内制冷剂的整体流向反转
B.
室内机换热器从蒸发器变为冷凝器
C.
压缩机排气口由原来的连接室内机换热器改为连接室外机换热器
D.
室外机换热器内从高压状态变为低压状态
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举一反三
【简答题】波动方程的公式表达式为()。
【单选题】--Without you, I can't finish the task so soon. Thanks you for your kind help. ___________I'd glad I can be of some help. Which of the following is wrong?
A.
Yo' re welcome
B.
It doesn' t matter.
C.
Don’ t mention It.
D.
It’ s a pleasure.
【判断题】甜瓜主蔓生长势较弱,侧蔓生长十分旺盛,长度往往超过主蔓。 ( )
A.
正确
B.
错误
【多选题】下面是一位同学和英语老师在QQ上的聊天记录, 选择合适的选项补全对话。
A.
improve your speaking skills
B.
mention it
C.
introduce other skills
D.
practice my English
E.
remember the new words
F.
understand you Student: I find it difficult to __________ . What can I do? Teacher: You should write them down in your notebook and read them every day. Student: How to ________and have a lot of fun? Teacher: You may listen to some English songs. Student: I’m poor at speaking. Teacher: You can _______ by talking with foreign friends. Student: Sometimes I can’t _________ . Teacher: You can ask me to repeat. Student: Would you like to ______ to the whole class? Teacher: Ok. Student: Thank you very much! Teacher: Don’t ______ .
【简答题】下面是一位同学和英语老师在QQ上的聊天记录, 选择合适的选项补全对话。 A. improve your speaking skills B. mention it C. introduce other skills D. practice my English E. remember the new words F. understand you Student: I f...
【判断题】甜瓜主蔓生长势较弱,侧蔓生长十分旺盛,长度往往超过主蔓。
A.
正确
B.
错误
【单选题】国际贸易是不同国家之间商品和服务的
A.
销售
B.
交换
C.
延伸
D.
形式
【单选题】外周血三系减少,而骨髓增生明显活跃,下列哪一项与此不符
A.
巨幼红细胞性贫血
B.
再生障碍性贫血
C.
颗粒增多的早幼粒细胞白血病
D.
阵发性睡眠性蛋白尿
E.
慢粒
【单选题】下列哪项与慢性髓系白血病不符
A.
外周血有幼稚细胞出现
B.
血小板计数正常或略增多
C.
骨髓中幼稚细胞及嗜酸嗜碱粒细胞增高
D.
NAP活性及积分增高
E.
骨髓增生极度活跃
【单选题】外周血三系减少,而骨髓增生明显活跃,下列哪一项与此不符( )
A.
巨幼红细胞性贫血
B.
再生障碍性贫血
C.
颗粒增多的早幼粒细胞白血病
D.
阵发性睡眠性血红蛋白蛋白尿
E.
慢性粒细胞性白血病
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