糖类、油脂和蛋白质是维持人体生命活动所必须的三大基本营养物质，下列叙述正确的是
A.用灼烧的方法可以鉴别毛织物和棉织物
B.葡萄糖和蔗糖不是同分异构体，但属于同系物
C.棉、麻、羊毛完全燃烧都只生成CO2和H2O
D某学生设计了如下实验方案用以检验淀粉水解的情况: 
由以上实验可以得出淀粉已完全水解
相关试题
The children loved their day trip, and they enjoyed the horse ride ______.
| A．most | B．more | C．less | D．little |
Progress______ so far very good and we are sure that the work will be finished on time.
| A．was | B．had been | C．has been | D．will be |
Charles was alone at home, with_______ looking after him.
| A．someone | B．anyone | C．not one | D．no one |
It is often ______ that human beings are naturally equipped to speak.
| A．said | B．to say | C．saying | D．being said |
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