play along
US /pleɪ əˈlɔŋ/
UK /pleɪ əˈlɔŋ/

1.
подыгрывать, притворяться
to pretend to agree with someone or something, especially in order to keep them happy or to get more information
:
•
I didn't agree with their plan, but I decided to play along for now.
Я не соглашался с их планом, но решил пока подыграть.
•
Just play along with him; he's easily upset.
Просто подыграй ему; он легко расстраивается.