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.Listening and speaking are important in learning a foreign language, but of at least ______ importance are reading and writing.

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.Listening and speaking are important in learning a foreign language, but of at least ______ importance are reading and writing.

A. fair             B. reasonable   C. equal         D. proper

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.Listening and speaking are important in learning a foreign language, but of at least ______ importance are reading and writing.