Name the phrases of the underlined words in the following sentence: The only criterion by which you can get admitted into the medical college is by dint of  hard work and perseverance

The managing director hit the nail on the head when he said the company's spending, is outrageous and unethical. The phrase "to hit the nail on the head" means:

The phrase 'with flying colours' means___________.

A 'pseudonym' is a/an

‘To pick holes' means-