【主題句型】The main reason why… …的主要原因是…

例句3：I guess the main reason why Tome and I became best friends, is that we have the same interests.

我想我和Tom能成為好朋友，主要原因是我們有相同的興趣。

*請翻譯此句(英翻中)：The language barrier is the main reason why he finds it hard to make friends with local students.

i助教建議解答：他發現語言的隔閡是他很難和當地學生交朋友的原因