They made jean cloth completely from cotton in the 18th century

1. They made jean cloth completely from cotton in the 18th century.
" Jean cloth
2. Can you write an English letter?
" You ?
3. Nobody has seen Tom for a week.
" The last time everybody
4. All the students of the ninth form will take the English test next week.
" The English test
5. We should brush our teeth carefully after meals.
" Our teeth