give sb the slip	wymykać się komus/zwiewać
get to sleep - I couldn't get to sleep last night.	zasypiać/usypiać
sit on the fence - He tends to sit on the fence at meetings.	nie mieć ochoty podjąć decyzji
take sides (with sb) - Parents should never take sides when their children are quarrelling.	stawać po czyjejś stronie
put sth on/to one side - You should put some money to one side for the future.	odkładać, odsuwać na bok
leave sth on one side - I'll put this problem on one side until later.	odkładać, odsuwać na bok