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【判断题】
基元反应符合质量作用定律,但符合质量作用定律的不一定都是基元反应。反应是基元反应还是复杂反应,要通过实验来确定。
A.
正确
B.
错误
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【简答题】分母是9的最小假分数是______,最大的真分数是______.
【单选题】A:Well, this apartment is really a must-see. Will you come with me to look at it this weekend? B:Sure. And if you rent it, maybe I can help you a roommate too.
A.
find
B.
finding
【简答题】Find out the synonyms for costly. 1 This apartment is too expensive for me to buy. 2 Two valuable paintings were stolen from that museum last night. 3 Everything is so dear now. 4 There is a crown set...
【单选题】When you attend a meeting, you should __________.
A.
keep talking
B.
learn what is going on first, and then express your opinions accordingly
C.
ignore the mood of the others
【简答题】This apartment is nicer and _____________ (cozy) than the other one.
【简答题】用所给词的适当形式填空。 1. You should pay more attention to (practice) your spoken English. 2. Believe nothing he tells you! Everyone knows how (honest) he is! 3. (what) others say to you, it's better to try it ...
【简答题】分母是9的最大真分数与最小假分数的和是______.
【单选题】This apartment is __ and __ than the other one.
A.
nice, cozy
B.
nicer, cozy
C.
nice, cozier
D.
nicer, cozier
【单选题】When did you ___________ the army?
A.
take part in
B.
join in
C.
attend
D.
join
【单选题】下列叙述不正确的是( )
A.
由溶度积常数 可判断在相同条件下一些物质的溶解性大小
B.
将等体积的4×10 -3 mol/L的AgNO 3 溶液和4×10 -3 mol/L的K 2 CrO 4 溶液混合,有Ag 2 CrO 4 沉淀产生
C.
向AgCl的悬浊液中滴加饱和NaBr溶液可以得到黄色AgBr悬浊液
D.
向100mL0.1mol/L的Na 2 SO 4 溶液中加入1mL0.1mol/L的AgNO 3 溶液,有白色沉淀生成
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