根据句意及首字母填写单词。

1. Our English teacher's p_____ is very nice and clear. We can understand her well.

2. Boys and girls may behave d_____ on the same occasion.

3. It doesn't m_____ that you broke the window. Be careful next time.

4. You made several m _____ in spelling. Pay more attention to your spelling.

5. Careful planning is the s_____ of success.

患儿，10个月。因惊厥发作多次来院诊治。患儿系人工喂养，体质较弱。昨日起突然发生惊厥，表现为两眼上翻，肢体抽搐，意识不清，小便失禁，每次发生约持续1分钟左右而自然缓解，抽搐停止后一切活动如常。检查：体温37℃，除见方颅、枕秃外，其他无特殊发现。

经检查，若诊断为维生素D缺乏性手足搐搦症，其治疗原则是（）

A.立即使用维生素D

B.先用维生素D后用钙剂

C.先用钙剂后用维生素D

D.维生素D和钙剂同用

E.反复使用止惊剂