根据句意和汉语提示写出单词,完成句子。Our English teacher often lets us make _______(对话) between ourselves in class.
Do you know the ___________________(人口) of China?
I _______(猜测) he won’t come.
The Chinese government pays attention to the development of science and _______(技术).
____________(四分之一) of the students come from the countryside.