如图所示，矩形ABCD的面积为1，E、F、G、H分别为四条边的中点，FI的长度是IE的两倍，问阴影部分的面积为多少？()
A. 1/3
B. 1/4
C. 5/16
D. 7/24
查看答案
What happened to the oysters which were taken from the sea to the laboratory？
A. They kept their cycles of activity.
B. They opened and closed their shells at exactly the same time as before.
C. They opened and closed their shells at different times.
D. They didn't open their shells at all.
A．fishB．knifeC．ofD．off
A. fish
B. knife
C. of
D. off
A．supposeB．dollarC．nobleD．photo
A. suppose
B. dollar
C. noble
D. photo
A．weaveB．treatC．greatD．speaker
A. weave
B. treat
C. great
D. speaker
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