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In order to know a foreign language thoroughly, four things are necessary. Firstly, we must understand the language when we hear it 61.__________(speak). Secondly, we must be able to speak it ourselves correctly with confidence and without hesitation. 62.________，we must be able to read the language, and fourthly, we must be able to write it. We must be able to make sentences that are grammatically correct.
There is no easy way to success 63.__________language learning. 64._________ good memory is a great help, but it is not enough only 65.__________(memorize) rules from a grammar book. It is not much use learning by heart long lists of words and their 66.________(mean), studying the dictionary and so on. We must learn by using the language.
67._________we are satisfied with only a few rules we have memorized, we are not really learning the language. “Learn through use” is a good piece of 68.________(advise) for those 69._________are studying a new language. Practice is important. We must practise speaking and 70._________(write )the language whenever we can.