单项选择题

The third paragraph is mainly about ________.

A．the development of babies’early forms of language
B．the difficulties of babies in learning to speak
C．babies' strong desire to communicate
D．babies' intention to communicate

<上一题目录下一题>

热门试题

单项选择题

From the passage we learn that ________.

A．early starters can learn to speak within only six months
B．children show a strong desire to communicate by making noises
C．imitation plays an important role in learning to speak
D．children have various difficulties in learning to speak

单项选择题

When was the firm foundation of quantum theory laid

A．In 1913.
B．In 1924.
C．In 1925.
D．In 1927.