更多"Mr. Smith borrows ＄500 now and pays"的相关试题:
[单项选择]If I had enough money now, I（）buy a car.
A. would
B. shall
C. might
D. would have
[单项选择]Because he is busy making money now, he is ______ of new developments in his original field.
A. ignorant
B. innocent
C. illiterate
D. negligent
[单项选择]You must pay the money, but you （） do so now.
A. mustn't
B. can't
C. may not
D. needn't
[单项选择]
已知Ka（HAc）为1.8×10-5，若用HAc和NaAc配制成pH=5的缓冲溶液，则HAc的浓度与NaAc的浓度之比正确的为（）。
A. 8：9
B. 9：8
C. 5：9
D. 9：5
[单项选择]I owe you some money. Let me pay you ______ now.
A. back
B. for
C. in
D. to
[单项选择]Now that we ______ all the money, it's no use turning on me and saying it's all my fault.
A. had lost
B. lost
C. have lost
D. lose
[单项选择]HAc水溶液中存在的物种有（）。
A. HAc
B. HAc，H2O，H+，Ac-，OH-
C. HAc，H2O
D. H2O，HAc，H+，Ac-
[单项选择]"Now we are ______ not of funds(money) but of high technology", the village leader said.
A. short
B. sure
C. certain
D. afraid
[单项选择]It pays to be honest（）
A. 诚实大有益处。
B. 做人诚实就有人会给你奖励。
C. 做人诚实会得到实惠的。
D. 诚实是要付出代价的。
[单项选择]在HAc溶液中加入NaCl，将发生何种现象：
A. 溶液的pH值升高
B. 溶液的pH值降低
C. 同离子效应
D. 溶液的离子强度减少
E. 产生沉淀
[多项选择]用NaOH滴定液滴定HAc溶液时，应使用
A. 甲基红
B. 甲基橙
C. 酚酞
D. 百里酚酞
E. 溴甲酚绿
[单项选择]Nobody in the company pays attention to his opinion, because what he has said is always mere ______ .
A. commonplace
B. common
C. ordinary
D. homely
[单项选择]From the passage we know the buyer pays more attention to______.
A. the size of a container
B. a container with attractive picture
C. a well-designed container
D. a plain container with low cost
