33.1 2) have to do
3) has to read
4) have to speak
5) has to travel
6) have to hit
33.2 2) have to go
3) had to buy
4) have to change
5) had to answer
33.3 2) How long did George have to wait?
3) Where does Lisa have to go?
4) How much did we have to pay?
5) What exactly do i have to do?
33.4 2) doesn't have to wait
3) You didn't have to get up early
4) He doesn't have to work so hard
5) We don't have to leave now
33.5 3) must pay
4) had to borrow
5) must stop
6) has to mmet
7) must tell