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1. 但这些怀疑者不得不承认，学习一门外语有许多无法量化的好处。

   dàn zhè​xiē huái​yí​zhě bù​dé​bù chéng​rèn, xué​xí yī​mén wài​yǔ yǒu xǔ​duō wú​fǎ liàng​huà de hǎo​chu.

   Still, these skeptics will grudgingly admit that learning a foreign language has many benefits that are less quantifiable.

   Source: CCMatrix