根据下列句子及所给单词的首字母，在答卷上按题号写出各单词的完全形式 。
⑴Yesterday I a  with my best friend, so now I want to say sorry to her.
⑵He r his bike to school yesterday.
⑶My mother waters f  every morning in the garden.
⑷We started classes an hour a .
⑸Lu Xun is one of the greatest w  in China.
⑹Would you mind t  down the music? I want to sleep.
⑺Please wait in l , or others will be annoyed.
⑻Horse is a u  animal for people in the old time.
⑼Goldfish are easy to take c  of.
⑽I bought a new bike and it c  me five hundred yuan.