You cannot buy home improvement on lite but you can unlock them, if you turn the game off and wait about an hour before going on you might get an option of some sort, always accept it! The present will be 1 of the home improvements.
you can officially look up their name or anything on Google. and their aprovments or improvments will pop up
You can not buy or return a dog in virtual families lite.
Yes.
Drink water
I don't know. Im wondering the same thing .... :(
You can choose, it's random
click on store which is at the botttom of the page
Yes I have had twins and you can have triplets
put them in a nap maybe? or you can put them in bed
Just drag one of the adults on the router
Only the second generation can have twins in virtual familes lite
If for iPod touch on only 1 child sorry
Buy the cortisone cream in the shop.