再急也要将完整的句子抄上来。经搜索，网上找不到你这一题。很有可能是改自下面这题： Smokers are well ___C___ of thethe dangers of smoking to their own health, but they just can't do without it. A. ashamedB. proud C. aware D. awful 改为：Though _____ thethe dangers of smoking to their own health ,they just can't do without it.A. be aware of B. aware o...
