Ex.2
1)Walking
2)Pay
3)To buy
4)Borrow
5)To try on
6)Reading
Ex.3
1)...Shopping
2)...Washing up
3)...Helping around the house
4)...To visit Mexico
5)...Swim very well
6)...Study harder
7)...Go out tonight
P.S Here I am struggling, cuz there can be placed some other variants