Add spaces: Allthefacilitieswereworldclass,androomsarelagsspacious.

Answer: All the facilities were world class, and rooms are lags spacious.

Add spaces: AteamofresearchersfromtheU.S.,SouthKoreaandChinasaythattheyhavefoundamethodtokeepanelectricalconnectionevenafterstretchingtheirspeciallymadeplasticmorethanfourtimesitsnormalsize.

Answer: A team of researchers from the U.S., South Korea and China say that they have found a method to keep an electrical connection even after stretching their specially made plastic more than four times its normal size.

Add spaces: Onthe5thofJuly1946,atatimewhenIhappenedtobestayinginthecountryatToccoCavauria(intheprovinceofPescara),mybabyboy,Paul,oneoftwotwinsandscarcely13monthsold,suddenlyfellsickwithasevereintestinalattack.

Answer:
On the 5th of July 1946, at a time when I happened to be staying in the country at Tocco Cavauria (in the province of Pescara), my baby boy, Paul, one of two twins and scarcely 13 months old, suddenly fell sick with a severe intestinal attack.