题目内容：

选词填空，根据短文内容，用方框中所给的单词的正确形式填空，使短文通顺、完整。

they    sad    go     happy   call

In 1997, Bobbi McCaughey gave birth to seven babies. They all survived(存活). This autumn, McCaughey’s children are preparing to have 1. 18th birthday.

Eighteen years ago, the birth of McCaughey’s seven children was huge news across the world. Bill Clinton, American President at that time, 2.the family and congratulated them. Doctors worried that they wouldn’t survive their first few days, but they did. Many people helped them and they grew up 3..

“So many things have happened in 18 years. All the happiness and 4. are special to us,” said Mum Bobbi McCaughey. Now her children are5. to graduate from high school.