So urgent ______ that the doctor rode away without delay.
A. the case was
B. it was the case
C. the case being
D. was the ease
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What does Bill advise the woman to do
A. Take care on her trip to Sri Lanka.
Be as careful as possible.
C. See as many differences as possible.
D. See the country as very different.
某投资方案在i=5%时，NPV=50，在i=6%时，NPV=-50，该投资方案的IRR应该是( )。
A. 小于5%
B. 等于5.5%
C. 大于5%，小于6%，但不等于5.5%
D. 大于6%
What are they talking about
A. The fresh air.
B. The opening of the door.
C. The ventilation of the room.
D. The blockade of the door.
Joan has all the packages ______ and posted for Mr. Smith.
A. done up
B. done with
C. done out
D. done over
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