Ahead of their trip to bottom club Huddersfield on Saturday (3pm), the manager spoke on the two midfielders.
Barcelona loanee Suarez was handed his debut during Sunday's 3-1 defeat at Manchester City.
Arsenal have won their opening three games against Huddersfield in the Premier League - only against Watford (7), Reading (6), Wolves (6), Wigan (5), Cardiff (4) and Fulham (4) have they won their first four or more vs an opponent in the competition.
Huddersfield have scored just five goals in their 13 home Premier League games this season. Chelsea and Manchester United, two very big teams, also have a difference [to the top three] but they are closer than us.
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Emery was charged with returning Arsenal to the Champions League when appointed last May and reacquainting them with the financial clout of Europe's elite competition.
The loss at City saw Arsenal outplayed for much of the contest, with some supporters taking to social media to criticise the team - as well as Emery's tactics. "I work over the criticism of me because I know that work in the present can change our way".
The Gunners are now battling to finish among the top four teams in the Premier League with serious competition coming from Manchester United and Chelsea.
"One month ago we were in the same situation".
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"We have to continue in our way with passion and also stay calm, but above all we must work hard and take a good feeling in training and then show it in the match".
The winger played the final 25 minutes at the Etihad.
"But already from the first day with us, he was already [giving a] good performance".
"This week he worked Monday alone here with our coaches and also yesterday and today he's working with a different adaptation, better than last week".
"I hope he's continuing to improve every day. For us as well, away games have been a challenge and each match is a new challenge".
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Reds defender Andrew Robertson says the frustrating period is just a "blip" that can be cured.