idioms

bet on the wrong horse (support a person or action that ultimately fails) I don’t want to bet on the wrong horse, but I think Jimmy is a better candidate. I think you bet on the wrong horse by investing your money in the stock market.   – English Vocabulary

bell the cat (to do a daring, risky, or dangerous task) Someone has to bell the cat, even though the task is very dangerous. Your suggestion is very good, but who is going to bell the cat?     – English Vocabulary

bear market (a time when the share prices are falling, and a lot of people are selling them) In a bear market, we do not have the sales volume. If the prices fall by more than 20%, then we are in a bear market.   – English Vocabulary

use your brains (think, use your intelligence) It’s very easy; just use your brains. He never uses his brains to deal with problems.      – English Vocabulary

rack your brains (think very hard) It’s not so easy. You have to rack your brains once you start on it. He racked his brains, trying to remember the way out of the building.      – English Vocabulary