早教吧 育儿知识 作业答案 考试题库 百科 知识分享

When的用法ItistruethatallparentscanrememberclearlywhenXXXtheirchildren'sbirthdaysXXX是加Tocelebrate还是直接家celebrate

题目详情
When的用法
It is true that all parents can remember clearly when XXX their children's birthdays
XXX是加 To celebrate 还是直接家celebrate
▼优质解答
答案和解析
加 to