Mountaineers sometimes have to fight against .
Mountaineers sometimes have to fight against .
It was ______ the mountaineers to climb up to the highest peak in the world. A: courageous of B: brave for C: courageous for D: bravery of
It was ______ the mountaineers to climb up to the highest peak in the world. A: courageous of B: brave for C: courageous for D: bravery of
This work costs us nothing; it's all done by ______. A: profiteers B: mountaineers C: engineers D: volunteers
This work costs us nothing; it's all done by ______. A: profiteers B: mountaineers C: engineers D: volunteers
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