Make meaningful sentences from the words or phrases given

Make meaningful sentences from the words or phrases given.

13. It/be/very kind / you / say so.

14. Even though / it / rain heavily / they / go to school / yesterday.

15. I/suggest/buy a present / my mom / the 8th March.

16. Lan / be sick/today/so/cannot/go/the party.

17. A new kind/cars/make/ that factory/last month.

18. The date of the meeting/just/be/ change / again.