Improving Sentence Structure and Vocabulary

The question asks us to identify the best possible substitution for the underlined phrase in the given sentence. We need to analyze the context of the sentence and the meaning of the options provided.

The original sentence is:

"When he heard the rhetorical speech of the leader, he was carried along by his enthusiasm."

The phrase "carried along" in this context suggests being moved or influenced by something. However, in common English usage, especially when describing the effect of enthusiasm or strong emotion, other phrases are more idiomatic and precise.

Analyzing the Options for Sentence Improvement

Let's examine each substitution option:

• Option (a): carried aloft
  The phrase "carried aloft" typically means to be lifted or supported in the air. For example, a flag is carried aloft. This meaning does not fit the context of being influenced by a speech or enthusiasm.
• Option (b): carried down
  The phrase "carried down" usually implies being taken to a lower level, either physically or figuratively (like being defeated or lowered in spirits). This is the opposite of the effect enthusiasm from a powerful speech would likely have.
• Option (c): carried away
  The phrase "carried away" is a common idiom that means to be strongly affected by emotion, excitement, or enthusiasm, often to the point of losing self-control or rational judgment. Hearing a powerful, rhetorical speech and being moved by the leader's enthusiasm would precisely lead someone to be "carried away" by that feeling. This idiom perfectly captures the intended meaning.
• Option (d): No improvement
  Since option (c) provides a much more idiomatic and appropriate phrase ("carried away") that clearly expresses the idea of being strongly influenced by enthusiasm, the original phrase "carried along" can be improved upon. Therefore, "No improvement" is not the correct response.

Conclusion on Phrase Substitution

Based on the analysis of the meaning and common usage of the phrases, "carried away" is the most suitable and idiomatic substitute for "carried along" in the context of being affected by the enthusiasm from a rhetorical speech. It accurately conveys the strong emotional impact described in the sentence.

Revision Table: Comparing Phrases

Additional Information on English Idioms

Idioms are phrases or expressions whose meaning cannot be deduced simply from the meanings of their individual words. Understanding common English idioms is crucial for improving vocabulary and sentence construction. "Carried away" is a prime example of an idiom where the combined meaning ("strongly affected by emotion") is different from the literal meanings of "carried" and "away". Learning and using such idioms makes language more natural and precise.

Phrasal verbs, which consist of a verb and a preposition or adverb (like "carry away", "carry along", "carry out", etc.), often behave idiomatically, and their specific meaning depends heavily on the particle used with the verb.