This is my family．This is my father．He is strong．He has short hair．He is a doctor．This is my mother．She is not fat．She is a nurse．She has long hair．This is my grandfather．He is tall．He is a farmer．Where is my grandmother? She is in the kitchen．Look，that is my little brother．This is my big family．

依据你所学的热学知识，下列说法正确的是（　　）

200克____3千克

6分米____6毫米

根据拼音填写相应的汉字。
成功的演讲，以机智的语言、诚kěn（   ）的态度、自信的气势，让思想的清泉流进每一个听众的心田。爱因斯坦的真zhì（    ），左拉的精pì（   ），公刘的幽默，郭沫若的激情……演讲者睿智的思想、惊人的口才将深深打动你，也必然陶yě（   ）你的精神。