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【单选题】
Shops try to meet the DIY fashion by offering consumers parts and hardware which they can ________ at home.A.
assemble
B.
collect
C.
process
D.
operate
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【简答题】已知椭圆的对称轴是坐标轴，中心是坐标原点，离心率为 ，长轴长为12，那么椭圆方程为 （ ） 或 或 或
【单选题】All the tulips in Zoe's garden are white. All the roses in Zoe's garden are yellow. Therefore, all the flowers in Zoe's garden are either white or yellow.
A.
True.
B.
False.
C.
Uncertain.
【单选题】All the tulips in Zoe’s garden are white. All the roses in Zoe’s garden are yellow. Therefore, all the flowers in Zoe’s garden are either white or yellow.
A.
T
B.
F
C.
UNCERTAIN
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