题目

根据短文内容和所给中文提示，在空白处写出正确的单词，每空一词。 My English teacher is Mr. Smith, He has two (女儿). Their (名字) are Linda and Gina.They are students. And they are in the same (学校). Linda's math isvery (好). She says it isvery (有 趣的). But Gina (不) like it. She saysit's very (困难的). Gina likessports. She has a sports collection. She has two (棒球), andsix volleyballs. She (打) sports everymorning. She is (在) her school sportsclub(俱乐部).有一对夫妇总想生一个男孩，可女方连生三胎都是女孩，女方也因此受到男方及家人的责怪，他们认为不生男孩的责任全在女方。请你运用所学知识帮助女方作出合理的解释，并用遗传图解的方式加以说明。