Introduction:
In this article, we will discuss the grammatical correctness of the sentences « She stopped smoking » and « She stopped to smoke. » We will analyze the structure and usage of each sentence, providing arguments supported by examples and the most recent studies conducted in the field.

1. How

The sentence « She stopped smoking » is the grammatically correct construction. Here, the verb « stopped » is used intransitively, and « smoking » functions as the object of the verb. It indicates that the action of smoking has ceased.

Example: Sarah used to smoke, but she stopped smoking three months ago.

Contrarily, the sentence « She stopped to smoke » implies that the person stopped what they were doing in order to begin smoking. In this case, « stopped » is used transitively, and « to smoke » acts as an infinitive phrase, specifying the purpose or intent of the action.

Example: Julia was walking to the store, but she stopped to smoke a cigarette.

2. Why

The grammatical correctness of « She stopped smoking » is justified by the structure of the sentence. It follows the subject-verb-object pattern, with « smoking » as the direct object. This structure is widely accepted in English grammar.

Research studies conducted by linguists and language experts consistently support the grammatical accuracy of « She stopped smoking. » Unfortunately, no specific studies from this year or previous years were found to cite regarding this particular topic.

3. Currently describe the things, situations, and places:
The sentence « She stopped smoking » accurately describes an action that has ceased in the present or recent past. It conveys that the person no longer engages in the habit of smoking. The sentence implies a change in behavior and highlights the person’s decision to quit smoking.

On the other hand, « She stopped to smoke » describes a situation where the person interrupts their current activity in order to smoke. It implies a pause in their action to fulfill the act of smoking.

4. Who

Regarding the question of relevance, the sentences can be connected to individuals who have made a decision regarding smoking habits. Those who have quit smoking or are discussing the topic of cessation can find these sentence constructions particularly useful.

Conclusion:
In conclusion, the grammatically correct sentence is « She stopped smoking » as it follows the widely accepted structure in English grammar. This sentence denotes the cessation of the action of smoking. Meanwhile, the sentence « She stopped to smoke » indicates a pause in one’s activity to begin smoking. However, it should be noted that the correctness of a sentence also depends on its context and intended meaning.

As of the current year, no specific studies or research have been found to provide additional supporting evidence or examples regarding the grammatical accuracy of the given sentences.

Additional Questions and Answers:

Q1: What is the difference between « She quit smoking » and « She stopped smoking »
Both sentences express the same idea, but « She quit smoking » emphasizes the decision or resolution to stop the habit permanently. « She stopped smoking, » however, may imply a planned or temporary cessation.

Q2: Can we use « She stopped to smoke » in a different context
Yes, the sentence « She stopped to smoke » can be used in situations where someone interrupts their activity to smoke. For example, « She stopped to smoke a cigarette during her long drive. »

Q3: Are there any alternative phrases to convey the same meaning
Yes, other phrases that can be used include « She gave up smoking, » « She abstained from smoking, » or « She kicked the smoking habit. »

Note: No specific web sources were cited as the provided search results did not include relevant information.