“I have often thought1 what a melancholy world this would be...

“I have often thought¹ what a melancholy world this would be without children, and what an inhuman world without the aged.” (Samuel Taylor Coleridge)

“She had had² to change her limbs. She had had to get limbs that ordinary people have and walk, but every step she took, agonizing pain! This is what she was willing³ to go through, to get the prince. So, I thought she deserved more than death on the water.” (Alice Munro)

In terms of verb tenses, the verb forms in bold in these sentences are, respectively, in the