请用本单元所学短语的适当形式填空. The climber was so tired out that he the rope and fell off the
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请用本单元所学短语的适当形式填空。
The climber was so tired out that he ________ the rope and fell off the cliff．
试题答案
答案：let go of
请用本单元所学短语的适当形式填空。
The climber was so tired out that he ________ the rope and fell off the cliff．
答案：let go of