These three words do not all start with the letter "R." 这三个词并不都是以字母"R"开头的。
But they have the sound of "R." 但是他们的发音都包含"R"音。
My teachers used to give three cheers when I did well in math. 我数学表现比较好时,老师经常为我欢呼(give three cheers)。
They gave praise and approval for a job well done. 人们经常为完成的比较好的工作予以赞扬和认可。 Some of my friends were confused and did not understand their schoolwork. 我有些朋友非常困惑,不能明白课业。