5 . 我们吃什么并不是最重要的。重要的是和谁一起吃。(汉译英)

6 . 微笑可以打破隔阂是一个普遍真理。(break down barriers)
It is a universal truth ________.

7 . “一个成功课堂的关键是让学生参与进来。”那位教授说。(be crucial to...)
“________ a successful classroom is to involve students,” the professor said.

8 . 他不仅勇敢，还很执着。最重要的，最让我印象深刻的是他愿意承认错误。(impress)
He was not only brave, but also determined. Above all, _____________________was that he was willing to admit his faults.

9 . 人们相信参加志愿活动非常有意义。(participate in)
It_____________________volunteer activities is very meaningful.

10 . 可笑的是，我们和朋友们在网上热聊，但是见面却无话可说。(汉译英)