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【单选题】
正常的脐带结构是（）A.
一条动脉，一条静脉
B.
一条动脉，两条静脉
C.
两条动脉，一条静脉
D.
静脉较粗壁厚
E.
动脉较细壁薄
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皮皮学刷刷变学霸
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【简答题】Whose pencil-box is ____(small),yours or hers?
【单选题】- Whose pencil–box is this? - Oh, it’s . I was looking for it everywhere.
A.
my
B.
yours
C.
me
D.
mine
【单选题】越库配送的英文是()。
A.
Automatic Replenishment
B.
Cross Docking
C.
Joint Managed Inventory
D.
Distribution Resource Planning
【单选题】--- Whose is the pencil box? --- It be Tom's. Look at his name on the cover!
A.
can
B.
may
C.
must
D.
need
【简答题】Whose pencil-box is __________(big),yours or hers? Hers is.
【单选题】—Whose pencil box is this? —It _____ be Tom’s. It has his name on it.
A.
must
B.
may
C.
might
D.
can’t
【单选题】-Whose pencil box is this? -It____ be Tom's. It has his name on it.
A.
may
B.
might
C.
must
D.
can't
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