题目

完形填空。I like the time after dinner. It's the happiest time in my 1 . My father usually 2 on the chair and reads a book. My grandfather likes reading 3 . His 4 are not very good. So he can't read for a long time. My mother likes 5 TV after dinner. My elder sister likes telling funny stories to me. I always listen to 6 carefully. She can tell me a 7 story every evening. She wants to be a 8 when she grows up. I want to be a 9 player in the future, because I'm good at playing table tennis. It is a very popular sport in 10. （1） A . school B . group C . class （ ）是控制生物的发育和遗传的主要结构．A．细胞质 B．细胞核 C．叶绿体 D．线粒体