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【判断题】
投资额度有限的情况，净现值率不仅需要使用净现值法对方案进行经济性评价，还需要考虑单位投资的产出效率。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【简答题】She had a lifelong commitment to f_____. (the belief and aim that women should have the same rights, power, and opportunities as men.)
【单选题】She told me that she had mailed part of the products and that the rest ______ in a few days.
A.
has followed
B.
have followed
C.
was following
D.
were following
【单选题】You can't imagine the trouble she _____ her missing child. [ ]
A.
had found
B.
had finding
C.
had to find
D.
has found
【单选题】The difficulty she had _____ her three children was solved by the local government. [ ]
A.
feeding
B.
fed
C.
to feed
D.
feed
【简答题】为了 增大 输出电阻采用 负反馈。
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