Does television have an effect on children's behaviour?

　　電視對孩子的行為有影響嗎？

　　The research should prove invaluable in the study of children's language.

　　這項調查對于兒童語言的研究將極有價值。

　　An unhappy home environment can affect children's behaviour.

　　不幸的家庭環(huán)境可能對孩子的行為造成影響。

　　Parents will be held responsible for their children's behaviour.

　　父母將要對孩子的行為負責。

　　A number of parents have voiced concern about their children's safety.

　　一些家長對他們子女的安全表示了擔心。