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【单选题】
用BaSO4重量法测定Ba2+时,BASO4表面吸附了H2SO4,将对测定结果
A.
带来正误差
B.
带来负误差
C.
没有影响
D.
无法判断
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参考答案:
举一反三
【判断题】遗产税避税的办法有将遗产提前作为礼物赠予继承人。()
A.
正确
B.
错误
【判断题】在绘制组合体三视图中,完成各基本形体的三视图后,应检查形体间表面连接处的投影是否正确。
A.
正确
B.
错误
【单选题】The old man _____ the city as it had been before the war.
A.
recalled
B.
returned
C.
reviewed
D.
revisited
【判断题】离心泵的叶轮有闭式、半闭式和开式,其中开式效率最高。()
A.
正确
B.
错误
【单选题】The film ____ the old man of the days which he had spent sailing on the sea. [     ]
A.
remembered
B.
remained
C.
reminded
D.
returned
【多选题】建设有中国特色的社会主义经济就是(    )。
A.
在社会主义条件下发展市场经济,不断解放和发展生产力
B.
坚持以公有制为主体,多种所有制经济并存的基本经济制度
C.
坚持和完善社会主义市场经济体制
D.
坚持和完善按劳分配为主体的多种分配方式
E.
坚持和完善对外开放
【单选题】The film _____ the old man of the days which he had spent sailing on the sea.
A.
reminded
B.
remembered
C.
remained
D.
returned
【单选题】下列哪种为我国法定报告的甲类传染病()。
A.
麻疹
B.
鼠疫
C.
流感
D.
新生儿破伤风
E.
血吸虫
【单选题】It seems strange that the old man _______ have returned to college to finish the degree he left undone four decades ago.
A.
could
B.
might
C.
should
D.
need
【单选题】The old man was especially sorry to leave because______.
A.
everything there was related to his sun
B.
he had lost everything
C.
it was the place where his son was buried
D.
his son had not returned
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