你是如何在这样的高温下没有空调工作的？

How do you manage to work in this ___heat without air conditioning?

她总是穿外套，即使在夏天的炎热中。

She always wore a coat, even in the ___heat of summer.

用小火煮酱汁10分钟。

Cook the sauce on low ___heat for 10 minutes.