question: leciałam wizzairem-round trip cost. 150 euros. i was happy, so i recommend this line.
Capitalize this past sentence correctly.
A: Leciałam WizzAirem-round trip cost. 150 euros. I was happy, so I recommend this line.

question: he’s our only hope.
Capitalize this past sentence correctly.
A: He’s our only hope.

question: gradually, the changing the landscape transfers into a sump.
Capitalize this past sentence correctly.
A: Gradually, the changing the landscape transfers into a sump.