小题1:D
小题2:A
小题3:D
小题4:C
小题5:B
本文告诉我们的是如何学好一种语言。
小题1:根据单词的意思或可根据上下文，可知选D
小题2:根据文章的内容“we must be able to understand the language when we hear it spoken. Secondly, we must be able to speak it ourselves, correctly, with confidence and without hesitation. Thirdly, we must be able to read the language and fourthly, we must be able to write it.”可知答案为A
小题3:根据文章的内容“Firstly, we must be able to understand the language when we hear it spoken”可知答案为D
小题4:根据文章的内容“We learn words not by ourselves, but in sentences.”可知答案选C
小题5:根据文章的内容““Learn through use” is a good piece of advice for those who are studying a new language. Practice is very important. We must practice speaking and writing the language whenever we can.”和对句子的理解，选B