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