1. I often take part in my school's activities.
2. What's your favorite activity？ My favorite activity is swimming.
3. The oceans froze over when geologic activity died out.
4. Whether this translates into real activity remains a question-mark.
5. We will have many activities after school.
6. Look at the picture. List the different weekend activities.
7. He insisted that she must doll up for Friday night.
希望这些句子对你有所帮助!