托福听力必背重要习语（三）

　　call off -cancel

　　cheer up - be happy

　　come down with - become sick with

　　come into -receive,especially after another’s death

　　come up with - think of

　　count on - depend upon

　　count out - eliminate

　　die down - become quiet ,become less

　　do without - manage without something

　　drop by - visit informally; pay a short visit