"to bite the bullet" A) to do something that makes you nervous / B) to do something that makes someone else uncomfortable / C) to make yourself do something difficult or unpleasant

"a night owl"  Cassandra is a night owl, so she doesn't usually get up until about a. 11 a.m. b. 11 p.m. c. 7 a.m.

"a wolf in sheep's clothing"  We realised the teacher was a wolf in sheep's clothing when he a. was seen smoking a cigarette in a bar b. was given the "Teacher of the Year" award c. was arrested for abusing one of his students

"drink like a fish"  Even though uncle Barry drinks like a fish, he a. never drinks alcohol b. never looks drunk c. never drinks much

"to ring a bell" A) something sounds familiar / B) to get attention / C) something that makes a lot of noise

"as clear as mud" A) something brown / B) something confusing / C) something obvious

"to give the green light" A) to allow something / B) to prohibit something / C) to like something

"water off a duck's back"  Many people claim that insults or negative comments are like water off a duck's back, but in reality, many of them are a. pleased by such things b. upset by such things c. unaffected by such things

"to put your feet up" A) to be tired / B) to relax / C) to be clumsy

To keep one’s temper (A) to be aloof from (B) to preserve one’s energy (C) to become angry (D) to be in a good mood

"to beat around the bush" A) to avoid talking about something / B) to take a long time do something / C) to show disagreement about something

Play it safe (A) Play for pleasure (B) Avoid risks (C) Play light games (D) Play a game peacefully

"to speak of the devil" A) to have an uncomfortable conversation / B) the person who you were talking about unexpectedly arrives / C) to talk about a person you don't like