Поставте глаголы с скобках в подходящую форму:1.My brother (to join)

Поставте глаголы с скобках в подходящую форму:
1.My brother (to join) the army last autumn.
2.I (not to go) to the Hermitage tomorrow.
3.She (to do) her morning exercises every day.
4.Bob (to find) her documents yesterday evening.
5.Why Mary (not to take) part in the sport competition next week?
6.Tanya (not to understand) a rule now.
7.How much money he (to spend) last month?
8.We (to walk) barefoot every sunday.
9.Paul (to be) in love two years ago.
10.We (to run) a race next week.