Valencia and Young Boys are also in Group H with United and Juventus.
Last season's beaten finalists Liverpool find themselves in arguably the toughest pool of all, alongside Paris Saint-Germain, Napoli and Red Star Belgrade.
Well, if it were to come even close to what Roma have simulated, Group B would be the group of death to avoid. That group is completed by a famous old name in 1991 European Cup winners Red Star Belgrade. "We played the quarter-finals, we had the perception we could have been even better so we will try to do that this season".
Ronaldo, 33, had the consolation of being awarded the prize for best striker chosen by journalists and Champions League and Europa League coaches from last season.
Inter legend Ronaldo shared his delight at Inter being back in the Champions League after a long absence from European football's top continental competition.
English champion Manchester City got a favorable draw in Group F with Shakhtar Donetsk, Lyon and Hoffenheim.
"I think we should consider Manchester City the favourites for our group", said Fonseca.
The Reds will look to improve on last season's second-placed finish in Europe's top tier when they return to continental action next month.
Although their first eleven was capable of beating anybody on their day, the club were left wanting at times through their lack of strength in depth.
It is becoming ever harder for clubs from elsewhere to compete, but this draw ensures there will be some variety on into the knockout rounds, not least with Lokomotiv Moscow, Porto and Galatasaray joining Bundesliga side Schalke in Group D.
Atletico Madrid, whose Metropolitano stadium hosts the final on June 1, is grouped with Borussia Dortmund, Monaco and Club Brugge in Group A.