learn_a_foreign_language_well

1.We find it impossible for us to learn a foreign language well in a short time.
我们认为对于我们来说短时间内学好一种外语是不可能的。
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2.How to learn a foreign language well?
如何学好外语？
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3.It's not easy to learn a foreign language well.
要学好一门外语是不容易的。
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