题目
Section C-|||-Questions 16 to 19 are based on the passage you have just heard.-|||-16.A)It is the time when children are interested in language.-|||-B)It determines children`s language abili in the future.-|||-C)It is an important period for children`s physical development.-|||-D)It is the critical period for children`s language ability.-|||-17.A)It is better to expose children to language earlier.-|||-B) There are critical periods for children to learn language quickly.-|||-C)Language ability is dependent on physical ability.-|||-D)Language can be learned at any time.-|||-18.A)By crying for others`attention. C) By asking for food from others.-|||-B) By pleasing others with smile. D) By making a noise for care.-|||-19.A)Mothers`care is most important to children.-|||-B) There is a gender difference in language skills.-|||-C)Early education of high quality is good for children`s language skill-|||-D) Fathers are more concerned about their children.

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