Раскройте скобки, поставьте глагол, стоящий в скобках в present indefinite(simple).
1.i seldom (write) letters.
2.my brother (not often get) good marks.
3.these books (not usually cost) much.
4. i (usually not to have) breakfast.
5. my sister (not to go ) to school.
6. we (to write) letters every month.
7. he (to have) english classes every day.
8. i seldom (to read) books.