He is my grandparents’ son, but he isn’t my father. He is my _________.

Excuse me. When can we play badminton at the court —-Not until it _______ next week.

other good students, the teacher thinks, Hank is student.

hard she tried, she couldn’t control her feelings when she was told her baby had been found

（2014山东省实验中学高三第二次模拟考试）3．Lily took a few friends to my birthday party，none of __________ I was familiar with．