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【简答题】
求值 （1）已知 ， 求 的值； （2）已知 ，求 的值。
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反馈参考答案：
举一反三
【多选题】新古典宏观经济学认为( )。
A.
赤字产生的原因在于政府规模的持续扩张
B.
政府财政赤字的扩大就相当于民众未来税负的提高
C.
民众预期未来税后收入减少，就会缩减当前消费，这正好抵消了财政赤字的扩张效果
D.
功能财政在理论上是行不通的
【单选题】What a wonder! They've finished ______ 40% of the task within one week.
A.
no more than
B.
no less than
C.
not more than
D.
much less than
【单选题】Dr. Fields received (so large) bill when he (checked out of) the hotel (that) he did not have enough money to (pay for) a taxi to the airport.
A.
so large
B.
checked out of
C.
that
D.
pay for
【单选题】What a wonder! They've finished( )30% of the task within one week.
A.
no more than
B.
no less than
C.
not more than
D.
much less than
【简答题】有功负荷和无功负荷的变化都会导致同步发电机机端电压的变化,但引起机端电压变化的主要因素是___________。
【单选题】8) What a wonder that the magician(魔术师) can ________ a tiger into a girl.
A.
transfer
B.
transform
C.
make
D.
produce
【单选题】Dr. Fields received (so large bill) when he (checked out of) the hotel (that) he did not have enough money to (pay for) a taxi to the airport.
A.
so large bill
B.
checked out of
C.
that
D.
pay for
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