肝包虫病最具特征性的表现是（） A.无水肿、无强化 B.弧形或蛋壳样钙化 C.子母囊

短文填空。从下面方框中选出10个单词，用它们的适当形式填入短文空格内。使短文意思正确、通顺(每词限用一次).请按编号将答案依次填入下边的表格内。
(共10小题，每小题1分，计10分)

dance, she, unhappy, their, parent, good, sing, he, Chinese, not play, unhealthy, friend

 Gina is a middle school student. She is in 1 now. She is thirteen years old. She has a sister and a brother. Her sister is Helen and her brother is Paul. Gina and Helen can dance. ___2_often dance for people on weekends. They think dancing can make them 3,Gina can also play the guitar.She often plays the guitar.She often plays the guitar for Helen when she4.Helen can’t play the guitar.She can sing very5.When Gina dances, she often___6_for her.Helen plays chess, but she7 with Gina.She plays chess with her brother because he can play chess well.Paul can also play basketball.He thinks playing basketball is good for his ___8.He wants his sisters to play basketball with9 on weekend.But his sisters want him to play the guitar and learn to sing.Paul says he can do that if his sisters can playbasketball with him.When their10 know that their children are happy, they are happy, too.