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【单选题】
已知A.
B.
-1
C.
1
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举一反三
【单选题】 Mr. Smith as well as his children and wife ________ photos on the Great Wall.
A.
was seen take
B.
were seen take
C.
was seen taking
D.
were seen taking
【单选题】若消费者消费的X商品的MU为所消费的Y商品的MU的2倍,要保证该消费者处于均衡点,则()
A.
X商品的价格为Y商品价格的2倍
B.
X商品的价格为Y商品价格的一半
C.
X商品的价格等于Y商品的价格
D.
X商品的数量必须等于Y商品的数量
【简答题】以吊顶龙骨为骨架,与9.5mm厚纸面石膏板组成的吊顶每平方米重量约为___左右。
【单选题】The father as well as his children skating on the frozen river every Sunday afternoon in winter.
A.
is going
B.
go
C.
goes
D.
are going
【单选题】若所消费的商品 X 的最后一个单位的 MU 为所消费的最后一个单位的商品 Y 的 MU 的 两倍,要使消费者获得最大满足,只有当
A.
X 的价格为 Y 的两倍
B.
X 的价格为 Y 的一半
C.
X 的价格等于 Y 的价格
D.
以上都可能
【简答题】Dr. Smith, as well as his children _______(be) interested in science fictions.
【单选题】His children are well-behaved, _____ those of his sister are naughty. [ ]
A.
as
B.
although
C.
while
D.
when
【单选题】The father as well as his three children skating every Sunday afternoon.
A.
is going
B.
go
C.
goes
D.
are going
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