The fuel mixture is more than likely running lean. Try scanning for possible codes/faults, have diagnostics run on vehicle, and/or maybe a tune up.
A sticking accelerator is usually the result of binding throttle cables or a broken return spring. Make sure that these items are ok as a stuck accelerator can be dangerous.
replace the fuel filter and the accelerator cable to the throtle body
A linac, which is a foreshortening of linear accelerator, is sometimes used to refer to that device.
It wont allow it to start or sometimes may start but die when you press on the accelerator.
This has puzzeled mechanics for years. First change the fuel filter then take it to a mechanic if that doesn't fix it.
it is warm but cool sometimes it is warm but cool sometimes
Occasionally is an adverb. It has the synonyms infrequently, sporadically, or sometimes.
it is mostly quite cold and sometimes there is frost on the ground and the temperature sometimes goes below frozen.
sometimes
The reason why sometimes rainfall decreases when the temperature increases is because the hotter temperature absorbs some of the rain water. This also makes for humid conditions.
Basal Metabolic Temperature or sometimes BBT (Basal Body Temperature).
Usually engine temperature and sometimes oil temperature.