keep an eye on - watch closely

　　in the dark - keep someone without knowdge; information from somenoe

　　drop by - visit informally; pay a short visit every other - alternate

　　give a hand - help

　　hard to come by - difficult to obtain

　　keep onesfingers crossed - wish that nothing goes wrong

　　keep on ones toes - be ready for action; prepared

　　ill at ease - uncomfortable

　　in hot water - in trouble

　　in the air -uncertain

　　have a heart - have kind feelings; be understanding

　　have a hunch - have an idea based on feelings rather than reason

　　in the lone run - looking toward the future; eventually

　　go without saying - understood; clear without needing to be stated

　　go off -begin to ring

　　hang on - keep hold of; persevere;keep doing something

　　knock oneself out - make a great effort

　　little by little -gradually

　　make ends meet - to get just enough money for noes needs

　　make out - manage;get along

　　have a hunch - have an idea based on feelings rather than reason