题目

下面四组中，全是生物的一组（ ） A . 太阳、玉米、山羊 B . 蝗虫、蛇、钟乳石 C . 新冠病毒、银耳、山茶 D . 虾、鲹鱼、机器人 答案：C  A few months after return to the U. S. from Germany, I took part a college course in French. Since I have learned   to say German well in Germany, I thought it might be  interested to begin studying another language. At the first class, the teacher asked us to do a pronunciation  exercise, in it he would say a word or two in French, and each student would do their best to copy. When  my turn came, he kept having me to say more words, and  I  finally asked him why. "I find  great fun, "he explained . "In 25 years of teaching at school, it's the first time that I have heard a American speak French with a German accent(口音) ."