1. 选词填空

pass away, a series of, be close to, look forward to, feel positive about, fall behind

1. （1） The student was ill but he didn't  in schoolwork.
3. （2） The boy  the offer from the university he dreams of.
5. （3） Yuan Longping  in 2021, which made many people sad.
7. （4） The friend I  is Mary, who helps me a lot.
9. （5） When I was ill, my classmates always helped me and I  life.
11. （6） On the day of my graduation, my mother gave me  letters she had written since I was born.