根据中英文提示,完成句子。 1. 马克吐温是一位重要的作家,但他并不像那样作为伟大的思想家闻名于世。 Mark Twain was _____ _____ _____, but he isn't _____ _____ _____ _____ _____ _____ Confucius. 2. 在我的记忆中,我三岁就被送去幼儿园了。 _____ _____ _____ _____ _____, I _____ _____ to the kindergarten at the age of three. 3. 他的歌使他在学生中很受欢迎。 His songsthe _____ _____ _____ _____ students. 4. 书架上塞满了书,但他至今一本也没看过。 The shelf _____ _____ _____ _____, but he hasn't read any of them. 5. 每年我的父母送我生日礼物。 I _____ _____ _____ _____ _____ _____ my parents every year.