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【单选题】
下列物质中含分子数最多的是（ ）A.
标准状况下134.4L氨气
B.
55g CO 2
C.
标准状况下90mL水
D.
6.02×10 24 个氢分子
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【简答题】某公司拟筹资5000万元，其中按面值发行债券2000万元，票面利率10%，筹资费用40万元；发行优先股800万元，股利率12%，筹资费用24万元；发行普通股2200万元，第一年预期股利率12%，以后每年按4%递增，筹资费用110万元；所得税率33%，要求： （1）债券、优先股、普通股的个别资本成本分别为多少？ （2）公司的综合资本成本是多少？
【单选题】The professor said that he was interested only in research; he didn’t ________ others’ comments.
A.
care about
B.
come about
C.
bring about
D.
get about
【单选题】His misleading comments ______ to the confusion of audience over the problem under discussion.
A.
extended
B.
amounted.
C.
added
D.
turned
【单选题】Martin asked his professor for some comments on his report but it was ______.
A.
turned down
B.
turned off
C.
turned up
D.
turned on
【简答题】A．The man is generous with his good comments on people. B．The woman is unsure if there will be peace in the world. C．The woman is doubtful about newspaper stories. D．The man is quite optimistic about ...
【单选题】The comments ________ by the sales manager ________ marketing bothered his boss a lot. [ ]
A.
made; being concerned
B.
making; concerned
C.
to make; be concerned
D.
made; concerning
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