题目

On the Iraq­Syria border，a pack of wild dogs circled American soldiers for food．The leader of the pack was a gray­and­white dog．The soldiers called him Nubs．Nubs was shaking and __36__ able to stand．Marine major Brian Dennis looked closer and saw that there was a knife wound __37__ his chest． Dennis couldn’t stand seeing the dog __38__．He and his men immediately treated the wound，and gave Nubs medicine．Nubs__39__but was still in pain．The next day，the team had to__40__．Ten days later，Dennis’s unit was back，and so was Nubs．He was still___41__，but 17．蔗糖是生活中常用的甜味剂，下面关于蔗糖（C12H22O11）叙述不正确的是（　　）A．蔗糖是由多原子分子构成的化合物B．蔗糖中碳、氢、氧原子个数比为12：22：11C．低血糖的患者喝蔗糖水后能直接被人体吸收D．在蔗糖和葡萄糖的混合物中，如果氢元素的质量分数是a%，则氧元素的质量分数为8a%