纯利润率值免费学习初级法语在10%，才被认为是好的。
A net profit margin of at least 10 percent is considered good.
而且初级学习者和本土母语人士很容易区分开来，因为有些人的法语是英语形式的。
And it's easy to distinguish beginner students from near-native speakers by listening for the ones who pronounce French like it's English.
‘流利的商务法语’看起来比只是‘法语初级考试a等’更有吸引力，因为这能给公司带来更多。
'business fluent french' looks much better than just 'french a-level at grade a' as it offers a company more.
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