1. (2021·湘潭) 阅读下面五篇材料，从每题所给的A、B、C三个选项中，选出最佳选项回答问题或完成句子。

JOY Volunteer Group JOIN US NEXT SATURDAY 8:00 a.m.-11:00 a.m. Children's Hospital Take care of sick children 1:00 p.m.-2:00 p.m. Old People's Home Help do some cleaning 3:00 p.m. 5:00 p.m. City Center Park Plant trees around the lake

1. （1） When does the group plan to volunteer?

   A . This Saturday. B . Next Saturday. C . Next Sunday.
3. （2） The group will probably be at_________at 1:30 p.m. that day.

   A . Children's Hospital B . City Center Park C . Old People's Home