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【单选题】
用间接法配制Na2S2O3溶液时，常加入少量的Na2CO3其目的是A.
增大Na2S2O3的稳定性
B.
增大Na2S2O3的溶解性
C.
增大Na2S2O3的还原性
D.
中和Na2S2O3的碱性
E.
以上均是
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【简答题】A．I have no cash on me. B．It's too expensive. C．That's 160 yuan. D．It is suitable for you.
【单选题】听力原文：How much is this skirt? (5)
A.
It's fashionable．
B.
It's too expensive.
C.
It's on sale．
D.
It's 50 dollars．
【简答题】就是将着火的区域与周围可燃物质隔开，中断可燃物的供给，使火灾不能蔓延。 [填空(1)]A. 隔离法
【简答题】A．It's too expensive. B．It's too far away from home. C．The classes are too large. D．The students are not so friendly.
【简答题】A．It's too expensive. B．The neighborhood is noisy. C．It's located some distance from school. D．It isn't cozy.
【简答题】就是将着火的区域与周围可燃物质隔开,中断可燃物的供给,使火灾不能蔓延。
【简答题】A．It's too expensive. B．It would take too long. C．Nothing's worth seeing. D．He's been there before.
【单选题】What is the woman's opinion of the suit?
A.
It's not very attractive.
B.
It's too expensive.
C.
It's nice-looking.
D.
Its color is great.
【单选题】"进入佛教寺院应注意什么? 1 非佛教徒进入寺庙衣履要整洁,不能着背心、打赤膊、穿拖鞋。 2 当寺内举行宗教仪式或做道场时,不能高声喧哗干扰。 3 未经寺内职事人员允许,不可随便进入僧人寮房(宿舍)等地方。 4 为了保持佛地清净,严禁将一切荤腥及其制品带入寺院。 5 对僧尼称呼,可称 师父 ,或在他们的职称后加 师 字,如当家师、维那师、知客师等。习惯上可称为法师或师太。 ...
A.
①④⑥
B.
①②③④⑤⑥⑦
C.
①②③⑥⑦
D.
①②③④⑤⑥
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