Spread the word (idiom)

　　●To tell many people some kind of information.（散布消息，揚言）

　　Examples:　　

　　1.We need to start spreading the word that recycling is important.　　

　　2.We've arranged a meeting for next Thursday so if you see anyone do spread the word.

　　Make an issue of sth (idiom)

　　●To argue about something or treat it as important when it is not, especially when this annoys other people.（小題大做，借題發揮，做文章）

　　Examples:　　

　　1.It seemed silly to make an issue of it.　　

　　2.I knew they'd made a mistake, but I was too tired to make an issue of it.

　　Can't help but do sth (idiom)

　　●To be unable to do anything else except; be compelled or obliged to.（忍不住，不禁）

　　Examples:　　

　　1.You cannot help but like her.　　

　　2.As I look back over my career, I cannot but smile.

　　Bolster up (phrasal verb)

　　●To supporter; to strengthen.（支持，撐腰）

　　Examples:　　

　　1.His score will bolster his confidence for the next match.　　

　　2.We were all scared but she bolstered up our courage.

　　Waver between (sth and sth else) (phrasal verb)

　　●To vacillate between choosing one thing and another.（游移於兩者之間）

　　Examples:　　

　　1.We wavered between chocolate and vanilla.　　

　　2.She's wavering between buying a house in the city or moving away.