The reason why birds don’t get lost on long flight . In total darkness, doves .

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问题 The reason why birds don’t get lost on long flight ______.
In total darkness, doves ______.

选项 A、circle helplessly
B、use landmarks
C、find their way by clouds
D、fly back home

答案A

解析

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本试题收录于：大学英语三级B级题库大学英语三级分类

大学英语三级B级

大学英语三级

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The reason why birds don’t get lost on long flight . In total darkness, doves .

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ThecirclewithcenterObelowhasradius4.Findthefollowing.(a)Circumferenceofthecircle(b)LengthofarcABC(c)Areaof

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_shecouldn’tunderstandwas___fewerandfewerstudentsshowedinterestinherlessons.

腹外疝发生的两个主要病因是和。