In some countries，people download （下载） music from the Internet without paying，because
it's against the law．（ ）
A．wouldn'tB．needn'tC．mustn'tD．couldn't
In some countries，people download （下载） music from the Internet without paying，because
it's against the law．（ ）
A．wouldn'tB．needn'tC．mustn'tD．couldn't
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