Ronaldo, who rejoined United a year ago from Juventus, has a year left on his contract.
Aston Villa taking on Sheffield United and Manchester City competing against Arsenal when the Premier League resumes on June 17.
BBC pundit Chris Sutton said United had "hit rock bottom" while his former strike partner Alan Shearer put down the debacle to years of mismanagement at Old Trafford.
Liverpool and Manchester United have warned fans that they will be removed from Anfield and could face criminal charges if found engaging in "offensive or discriminatory behaviour" in Monday's Premier League clash.
Nervy Arsenal go back to top of Premier League as Eze seals viNervy Arsenal go back to top of Premier League as Eze seals vital win over Newcastletal win over Newcastle
Daniel Sturridge's third goal in as many matches gave Liverpool a 1-0 win over bitter rivals Manchester United in a feisty Premier League match at Anfield on Sunday.
IMAGES from the English Premier League matches played on Wednesday.
Having set one record as football's most expensive teenager, Manchester United's recent signing Anthony Martial has another one in sight.
IMAGES from the Premier League match played between Brighton & Hove Albion and Manchester United on Thursday.
United sacked manager Jose Mourinho on Tuesday after the sixth-placed side made their worst start to a season for 28 years.
Tottenham Hotspur have reported Manchester United and Liverpool to the EPL over their pursuit of strikers Dimitar Berbatov and Robbie Keane.
They are well placed to qualify for the Champions League and with manager Louis van Gaal sure to be given substantial funds to bolster his squad, United fans are dreaming of a return to the glory years they enjoyed with Alex Ferguson at the helm.
Ryan Giggs scored a sublime goal to seal a 1-0 win for Manchester United at West Ham United on Sunday that sent them back to the top of the Premier League.
IMAGES from Saturday's action in the English Premier League.
A deal for United is expected to shatter records for the sale of a sports business. The club's current majority owners, the Glazer family, are seeking a valuation as high as 7 billion pounds ($8.42 billion).
IMAGES from the English Premier League matches played on Sunday
Images from Sunday's action in the English Premier League.
Champions Liverpool were ripped apart 7-2 at Aston Villa and Manchester United were humiliated 6-1 at home by Tottenham Hotspur on Sunday in one of the most astonishing days of Premier League results.
Winning back-to-back titles for the first time since 1984 is likely to prove a rather more arduous challenge for Liverpool.
Cristiano Ronaldo birthday special coverage: Check Cristiano Ronaldo age, stats, total goals, career records, trophies and net worth details.
IMAGES from the Premier League matches played on Sunday.
Arsenal maintained a searing pace at the top of the Premier League with a straightforward 2-0 win at Burnley, while Liverpool snapped a dreadful four-match losing run with a 2-0 victory over Aston Villa to climb provisionally to third.
Manchester United have condemned an attack on the home of the club's executive vice-chairman Ed Woodward by a group of hooded individuals appearing to throw red flares over the gate. A video posted on social media showed the group gathered outside the house in Cheshire chanting threats towards Woodward, who is married with two children.
Arsenal moved nine points clear in the Premier League after beating Everton 2-0 as 16-year-old Max Dowman became the youngest scorer in league history, while Manchester City dropped points at West Ham.
Former midfielder Paul Scholes, who played more than 700 matches for United, said the club are lagging behind City and a strengthened Liverpool this season.
Manchester United's Premier League match against Liverpool was postponed on Sunday after United fans forced their way into the stadium and stormed the Old Trafford pitch to protest against the club's owners - the Glazer family.
Liverpool resumed their march to a second Premier League title on Sunday with a 2-1 victory over West Ham United.
IMAGES from the Premier League matches played on Sunday
Manchester City scored three goals in 17 second-half minutes and move within six points of league leaders Arsenal.
Amad Diallo struck a late equaliser as Manchester United made a mockery of their recent form to hold Premier League leaders Liverpool
Second-placed City would have reduced Arsenal's advantage to two points but instead were frustrated as their winning streak in all competitions was halted at eight.
Brighton and Hove Albion made sure of Premier League football next season with two games to spare after a Pascal Gross goal gave them a memorable 1-0 home win over Manchester United on Friday.
Jose Mourinho's unbeaten Manchester United face the biggest test yet of their title credentials when they visit Liverpool at Anfield on Saturday -- a fixture that always has a little extra spice.
Southampton secured a 1-0 victory against Fulham with a late penalty, making them the first non-Premier League club to reach the FA Cup quarter-finals this season.
Manchester United completed their first home and away Premier League double over Manchester City since the Alex Ferguson era with a 2-0 victory at Old Trafford on Sunday.. Earlier, two goals in each half from a rampant Chelsea earned them a 4-0 victory over Carlo Ancelotti's Everton, cementing their place in the Premier League's top four.
Key stats from Liverpool's season after they won their second Premier League title on Sunday and a record-equalling 20th English top-flight title...
Arsenal marked Mikel Arteta's 300th game in charge with a convincing 2-0 home victory over West Ham United in the Premier League on Saturday.
A round-up of Wednesday's action in the Premier League
Robin van Persie may have handed in a transfer request at Manchester United, according to ex-Liverpool player and pundit Mark Lawrenson.