1. I’m sure that more and more people will cel
ebrate their ________ (hundred) birthday.
2. There have been great ________ (improve) in both health care and personal safety.
3. Compared with the past, people are living ________ (healthy), longer lives.
4. She is very ________ (worry) about her sick father these days.
5.—What are you ________( plan)?
—I’m thinking about giving a surprise to my mother for her birthday.
