hi.. my kid 2.7 years...he is not speaking..only few words like ammamma,thata,atta,car,bye,hi,phone,ac,atta,mama etc(upto 20 to 22 words)...he wont call anyone if i point the person and ask he will tell atta,thata...he respond to his name ocassionally.he wont point to anything.he understand only few commands...his eye contact is good..he is not concentrating properly...he imitates few animals and some things we do at home... he is very active kid..he mingle with everyone and like to play kids..he likes to see story books,flash cards.. is it only speech delay or anything else... please anyone..im so stressed..