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【单选题】
下列有关实验操作或判断正确的是______。A.
配制一定物质的量浓度溶液，俯视刻度线会导致所配溶液浓度偏大
B.
用干燥的蓝色石蕊试纸检验氯气
C.
配制稀硫酸时，可先在烧杯中加入一定体积的蒸馏水，再边缓慢加入浓硫酸边搅拌
D.
实验室制取NO气体时，既可用排水法收集又可用排空气法收集
E.
在天平左右两放一张白纸后，即可将NaOH固体放在白纸上称量
F.
观察钾元素焰色反应的操作：先将铂丝放在稀盐酸中洗涤，然后蘸取固体氯化钾，置于酒精灯的火焰上进行灼烧，透过蓝色钴玻璃进行观察
G.
NH 3 能使湿润的红色石蕊试纸变蓝色
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【简答题】NCE课文背诵 （1分*10，满分10分） (L35)… As the thieves were trying to get away in their car, Roy drove his bus into the back of it. While 小题1:__________________________, Roy stopped his bus and telephoned the po...
【单选题】有关血液的正常参考值正确的是
A.
血红蛋白(女)(120~140)g/ml
B.
白细胞(4.0~8.0)× /L
C.
红细胞(男)(4.5~6.5)× /L
D.
PH:7.3~7.45
【多选题】新古典综合派主要由( )综合而成。
A.
1890年马歇尔的《经济学原理》
B.
1933年张伯伦和罗宾逊的不完全竞争理论
C.
1939年希克斯的价值论和一般均衡论
D.
1936年凯恩斯的《就业、利息和货币通论》
【单选题】The thieves were spotted by a postman _______ on his rounds.
A.
forward
B.
out
C.
off
D.
down
【单选题】有关血液的正常参考值正确的是
A.
血红蛋白，女性 120g/L~160g/L
B.
红细胞，男性 :(4.5~5.5)X109%/L
C.
血浆 pH:7.35~7. 45
D.
白细胞 :(100~ 300)X109/L
【简答题】To their disappointment, the thieves were ____ by the police at the moment they were entering the bank.
【单选题】To their disappointment, the thieves were ________ by the police at the moment they were entering the bank.
A.
clicked
B.
spotted
C.
intrigued
D.
maintained
【单选题】To their disappointment, the thieves were __________ by the police at the moment they were entering the bank.
A.
discovered
B.
distinguished
C.
told
D.
spotted
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