窓を開けてくれ。ここは暑くてたまらない。

window

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to open; to bare; to expose; to stretch

here (place physically close to the speaker, place pointed by the speaker while explaining); this place; these last (followed by a duration noun and a past sentence: time period before the present time of the speaker); these next ... (followed by a duration noun and a non past sentence: time period after the present time of the speaker); the next ...

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

hot (weather, etc.); warm

intolerable; unbearable; unendurable; irresistible; tremendous; out of this world; cannot help (doing); cannot but do; anxious to do