问题描述：
22.our soilders have succeeded in some of the enemy’s important positions.
22.our soilders have succeeded in some of the enemy’s important positions.
A)taking up
B)taking on
C)taking over
D)taking out
22.our soilders have succeeded in some of the enemy’s important positions.
A)taking up
B)taking on
C)taking over
D)taking out
问题解答：
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