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【简答题】
某商店购进一种商品,出售时要在进价基础上加一定的利润,销售量x与售价C间的关系如下表: 销售数量x(千克) 1 2 3 4 … 价格c(元) 2.5+0.2 5+0.4 7.5+0.6 10+0.8 … (1)用数量x表示售价C的公式,C=______; (2)当销售数量为10千克时,售价C为______.
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举一反三
【单选题】— Mary, would you like to _____ this game? — I'd love to, but I have to finish _____ the composition first. [     ]
A.
join in, to write
B.
attend, writing
C.
join, to write
D.
take part in, writing
【单选题】---Why not join us in the game? ---I’d love to, but Mother insists that I _________ all my homework first.
A.
finish
B.
will finish
C.
must finish
D.
have finished
【单选题】—Tom, come and join us in the game, please! —______, but I have something important to do.
A.
I’d love to
B.
I see
C.
I won’t
D.
I’m afraid not
【简答题】We love this . It-s very i________.
【单选题】---What do you think of the game show?---________.
A.
I’d love to
B.
I think so
C.
I love it
D.
That’s nothing
【单选题】中国共产党是按照谁的建党原则建立起来的?()
A.
马克思
B.
列宁
C.
毛泽东
D.
斯大林
【单选题】—Why not join us in the game? —I’d love to, but my mother insists that I _______ all my homework first.
A.
finish
B.
will finish
C.
must finish
D.
have finished
【单选题】—Would you _____ a game of table tennis, Cathy? —I’d love to, but I still have piles of homework to do.
A.
care for
B.
care about
C.
care to
D.
take care of
【单选题】I’d love to join you ________ I have to drive my son to his football game.
A.
though
B.
therefore
C.
but
D.
while
【单选题】下列哪个结构是管式加热炉的关键部位,其优劣将直接关系到全炉的性能?
A.
对流室
B.
辐射式
C.
余热回收系统
D.
燃烧器
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