A gerund ('leaving') is preceded by a possessive pronoun ('his') to indicate who is performing the action. This is known as a possessive with gerund construction.

An 'Achilles heel' is a fatal weakness in spite of overall strength originating from the Greek myth of Achilles.

The verb 'adhere' is followed by the preposition 'to' meaning to stick to or follow a rule belief or principle.

A millennium is a period of one thousand years. A century is 100 years.

In passive interrogative 'Who' becomes 'By whom'. Structure: By whom + auxiliary verb + subject + been + past participle.

William Wordsworth was a major poet of the Romantic Period. Tennyson Browning and Arnold are prominent poets of the Victorian Period (1837-1901).

'Nineteen Eighty-Four' (1984) is a famous dystopian novel by George Orwell. 'Brave New World' was written by Aldous Huxley.

'English' refers to the language (no article). 'The English' refers to the people of England. The sentence means she speaks the language as the English people do.

The phrasal verb 'to go back on' means to fail to keep a promise.

The phrasal verb 'to put up with' means to endure or tolerate someone or something unpleasant.

'To His Coy Mistress' is a famous metaphysical poem written by Andrew Marvell a 17th-century English poet.

'Altitude' refers to the height of an object or point in relation to sea level or ground level.

Elizabeth Bennet is the protagonist of Jane Austen's famous 1813 novel 'Pride and Prejudice'.

This is a third conditional expressing an unreal past condition. The 'if' clause takes the structure 'if + subject + past perfect (had + past participle)'.

'Arrogant' means having an exaggerated sense of one's own importance. In contrast with 'courteous' (polite) it is best matched by 'rude' (impolite).

'Don Juan' is a satirical epic poem by the Romantic poet Lord Byron (George Gordon Byron).

An imperative sentence gives a command order or request. 'Shut up!' is a direct command.

The Black Death was a devastating bubonic plague pandemic that struck Europe and Asia in the mid-14th century.

'Ulysses' is a famous dramatic monologue by the Victorian poet Alfred Lord Tennyson.

'Ozymandias' is a famous sonnet by the English Romantic poet Percy Bysshe Shelley first published in 1818.