20.Why do some Japanese put dolls into boats and send them to the sea?

A. To have a doll sale. B. To get rid of bad luck. C. To attract more tourists.

二、阅读理解（共两节，满分40分）

　　　At first sight, Alma Deutscher, a twelve-year-old girl from England appears to be like any other typical pre-teen. She loves to skip rope, read and play with her younger sister. But this modest youngster, who composed her first musical work at age six, first short opera at age seven, and first full-length opera based on Cinderella at age ten, is anything but average. Though her parents downplay her extraordinary talent, young Alma is being described as "little Mozart" by the music world

　　　Alma's operatic take on the classic fairy tale, which she began writing at age eight, has a slight twist. Her Cinderella is a musician who meets her Prince Charming through a song. "In my Cinderella, she sings the beginning of a ballad --- but at midnight she flees. Eventually, the prince finds her after asking all the maidens of the land to sing the end of the ballad."

　　　The opera was first performed in Vienna, Australia on December 29, 2016, where the then eleven-year-old skillfully switched between the piano and the violin and receives enthusiastic reviews. The young genius has since performed two new piano works, once in Australia and the other in China.

　　　While this may appear to be a lot for someone so young, Alma is not worried. She says, "of course I have to work hard. But all children have to work hard for exams, and at least when I work hard, I work hard for something incredibly exciting, like seeing my whole opera put on stage.

　　　Alma's musical talent first came to light before she could even talk. Her parents recall that as an 18-month-old toddler, she was able to hum a pitch perfect version of the children's rhyme

　　　Twinkle Twinkle Little Star.

However, Alma's abilities only gained international attention in 2012, after a family friend posted a video online comparing her to Mozart. The family was suddenly