‘Eloquent’ describes someone who speaks clearly and persuasively. The synonym ‘Fluent’ means smooth and articulate in speech, which matches the meaning of eloquent. The other options relate to being unclear or aggressive, not persuasive.

‘Rigid’ means stiff and unbending. The opposite is ‘Flexible’, which means easily bent or adaptable. All other choices are similar to ‘Rigid’ in meaning, not opposites.

‘Honest’ starts with a vowel sound (‘on’), so the correct article is ‘an’. We use ‘an’ before words beginning with a vowel sound, not just a vowel letter.

The correct spelling is ‘Environment’, which refers to the surroundings or conditions in which a person lives or operates. The other spellings are incorrect.

The subject ‘He’ is singular, so we use ‘doesn’t’ with the base verb ‘like’. “He doesn’t like tea” is grammatically correct. The others misuse subject-verb agreement or verb forms.

The correct preposition with ‘fond’ is ‘of’. ‘Fond of’ means having a strong liking for something. Other prepositions do not form correct idiomatic usage here.

‘Benevolent’ means kind-hearted and generous. ‘Kind’ is the best synonym. The other choices are either negative or unrelated in meaning.

‘Crisis’ is a Greek-origin word. Its plural is ‘Crises’, following the correct foreign plural form. Other options are incorrect or nonstandard.

A ‘Botanist’ is a scientist who studies plants. Zoologists study animals, geologists study earth, and biologists study life in general.

‘Will have completed’ is used for future perfect tense to indicate that something will be finished before a certain time in the future.

To hit the sack is an idiom meaning to go to bed or sleep, especially after a long day. The other options don’t relate to this idiom.

‘Each’ is singular, so we use ‘has’. “Each of the boys has a book” is the only correct form with proper subject-verb agreement.

‘Omnipotent’ means having unlimited power, often used to describe a deity. ‘All-powerful’ is the correct meaning. ‘All-knowing’ means omniscient, which is different.

In passive voice, ‘will finish’ changes to ‘will be finished’. So, “The work will be finished” is the correct transformation.

‘Reluctant’ means not willing or hesitant. The correct synonym is ‘Unwilling’. ‘Eager’ is the opposite. Others are unrelated.

‘Alas!’ is an interjection expressing sorrow or regret. It is not a verb or noun. Interjections stand alone and convey emotion.

Present tense ‘am’ changes to past ‘was’ in indirect speech. “She said she was tired” is the correct conversion.

In present simple tense passive, ‘write’ changes to ‘are written’ for plural subject ‘letters’. Hence, “Letters are written” is correct.

Adding ‘ish’ to ‘child’ forms the adjective ‘childish’, meaning immature or like a child. Other suffixes change the word into different forms.

‘If I were you’ is the correct subjunctive form used for hypothetical situations. “Would go” matches the conditional structure.

‘Generous’ means giving or sharing freely. Its opposite is ‘Selfish’, which means concerned only with oneself.

To break the ice means to start a conversation in a social setting or reduce tension. The other options are incorrect meanings.

‘Arrive at’ is the correct preposition used for small places or points. ‘Arrive in’ is used for larger areas like cities.

‘Honesty’ is a noun. ‘Quickly’ is an adverb, ‘Beautiful’ an adjective, ‘Running’ can be verb or noun, but ‘Honesty’ is clearly a noun.

‘But’ is the correct conjunction to contrast two qualities. “He is poor but honest” makes the sentence meaningful.

‘Has’ is used with ‘she’ in present perfect tense: “She has never seen a lion” is correct. ‘Have’ is plural; ‘had’ is past perfect.

‘Sky’ is a noun. All others—Eat, Walk, Sleep, and Run—are verbs representing actions.

‘Aviary’ is a large enclosure for birds. A zoo has many animals, a sanctuary is a protected area, and a barn is used for farm animals.

‘Receive’ is the correct spelling, following the ‘i before e except after c’ rule.

‘He goes to school’ is correct. ‘He’ is singular, so the verb takes -es in present simple tense.