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【单选题】
抑制钙吸收的因素不包括（ ）A.
维生素 D
B.
植酸
C.
草酸
D.
铁
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举一反三
【单选题】The hotel ______now beside the park was designed by a group of young men.
A.
to be built
B.
built
C.
being built
D.
building
【简答题】Now is the ideal time to accumulate loyalty points—good for hotel stays, rental cars and airline tickets. Wise travelers can get two or even three times the points for one reservation, thanks to a fie...
【单选题】Where is Rick working now?
A.
In a travel company.
B.
In a hotel.
C.
In a law office.
【简答题】铸造生产的优点是
【单选题】60% of the population of the town ________ workers things are different now.
A.
is
B.
are
C.
was
D.
were
【简答题】铸造生产的优点是( )、( )和( )。缺点是( )、( )和( )。
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