完成句子 (共10小题，每小题1分，满分10分)  请根据句子的意思和汉语提示完成下列句子，每空只填一个单词。
小题1:A ______________ (平衡) state of mind is very important for those who want to live a healthy life.
小题2:The government encourages everyone in the society to ______________ (贡献) aid for victims (灾民) in Sichuan. 
小题3:You can’ t leave the classroom without the teacher’s ____________________（许可）
小题4:He works in another city, so his parents are very ________________(关心；挂念) about him.
小题5: In my _________________( 意见，看法 ), it is of importance to read aloud in the morning.
小题6:We finally ___________________(成功) in finishing the work..
小题7:He has changed so much that I can hardly __________________ (认出) him.
小题8:The plane exploded and we could see the smoke even in the ______________(远处  ).
小题9:You will _________________ (有益于；受益) greatly if you regularly consult with your teacher.
小题10:We should be _________________ (乐观的) and always keep a positive attitude towards life.