公共英语考试

【单选题】Questions 17～20 are based on the following talk. You now have 20 seconds to read Questions 17～20.

What is the difference of the language of a child of four from that of his parentsA．The vowel sounds.
B．The grammar.
C．The style.
D．The vocabulary.

网考网参考答案：C
网考网解析：
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