Matching Pairs C10U4LD 1COnline version Match the expressions on the left with a similar expression on the right. by Modern English 1 put her foot down 2 implemented a policy 3 left it up to us 4 sibling bonding 5 gave in 6 free-for-all let us decide what to do agreed to someone's demand forming a close relationship with a brother / sister made a set of rules a competition with no rules demanded something strongly