用作片剂的打光衣料的是
A.HPMCB.滑石粉C.L-HPCD.蔗糖E.川蜡
参考答案:E
根据首字母及汉语提示,完成下列单词的拼写,使句意通顺。
1. Do you think this kind of water is s_____(安全) for drinking?
2. He is writing on the blackboard with a piece of c_____ (粉笔).
3. Our teachers are all very s_____ (严格) with us students.
4. Tom i_____ (邀请) all his best friends to his birthday party last Sunday.
5. We have to c_____ (携带) a lot of books in our school bags every day.
虹膜黑色素瘤一般生长较快,恶性程度高。()