choose:
it is not ............ for a four year-old child to crawl like this
(unusual - natural - artificial - factual (

اعتقد انها unusual

it is naturali

is here is in a negative form so the answer is natural

i'm talking to myself (passive) a
and i don't think it will be "myself is being talked to" or " a talk is made between me and myself" if any one has the right answer ,plz write it,,
thnx