this film is so good that i can't image that how to appraise in 50

words.

ok.in fact, its theme is so avant-garde and the polt is rather

exciting and it attract attention of people around the world closely.

the devolopment of humman being is such fast, we can predict many

things with the help of scientist. but there is still too many things

which is unknown and beyond the command with our power.

avator(《阿凡达》) shows us these problems clearly.