In general, a hand-held electric whisk is to be held with the rotating-blades vertically downward, inside the liquid that is to be whisked. The "On" button is to be pressed, activating the blades....
You use "in" when you mean "in" and you use "or" when you need to use "or". It is rather difficult to construct rules for the use of prepositions in most languages.The grammatical structure of the...
Using " Has " is referred a past tense. Such as: He has taken the garbage out already. Using " Is " for example is referred a Present tense. Such as: He is taking out the garbage.