To be used to -ing vs. Used to infinitive

When I was a child, I ... go swimming in the lake.
1. used to
2. am used to
3. was used to
I ... in front of an audience. I am a teacher.
1. used to speak
2. am used to speaking
3. am used to speak
As a father, I ... the mess my children make every evening.
1. use to clean up
2. am used to clean up
3. am used to cleaning up
In the army, I ... at six every morning.
1. used to get up
2. was used to get up
3. am used to getting up
My grandmother ... 5 kilometres to go to church on Sundays.
1. used to walk
2. was used to walk
3. is used to walking
I ... the paper after lunch. That's one of the things I really enjoy.
1. used to read
2. am used to reading
3. am used to read
In Spain you will soon ... a siesta in the afternoon.
1. use to take
2. used to take
3. be used to taking
After all this time I have become quite ... this programme.
1. used to operate
2. used to operating
3. be used to operate