综合填空。

     I'm Jim. I'm a schoolboy. I'm seven. I'm _____(1) Class Two, Grade One. My father is in the jeep. His

name is Colin Smith. Julia is my mother. She _____(2) a round face. I ____(3) a brother and a sister. My

brother is Phillip. He's too small. He's at home. My sister is Maria. She's nine. She's in Class One, Grade Three.

I have a good friend. _____(4) name is Jim Black. We're in the _____(5) class.

牙科常规使用的灭菌方法除外（）

A.高压蒸汽

B.化学熏蒸

C.干热灭菌炉

D.玻璃球／盐灭菌

E.过滤灭菌