Q: Translate "That's all he'd need." to Czech?

A: Víc nepotřeboval.


Q: Translate "She must've forgot." to Czech?

A: Asi zapomněla.


Q: Translate "You should have checked the weight, and you should have never tried to burn me." to Czech?

A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Neověřil sis zbraň .. a nikdy nezkoušej střílet na mě.