The speaker's enthusiasm was contagious. Which word is the noun form of the adjective 'enthusiastic'?

Correct Answer: C

Rationale: The correct answer is 'C: enthusiasm.' The noun form of the adjective 'enthusiastic' is 'enthusiasm.' Nouns are often formed from adjectives by changing the suffix; in this case, '-ic' in 'enthusiastic' changes to '-m' in 'enthusiasm.' 'Entusiastic' is an adjective and does not function as a noun. 'Enthusiastically' is an adverb as it describes how something is done, not a noun. 'Enthuse' is a verb and does not represent the noun form of 'enthusiastic.' It is important to understand the relationships between different parts of speech when analyzing word forms.

Correct Answer: C

Rationale: A noun is a word that names a person, place, thing, or idea. In the given sentence, 'aroma' is the noun as it names a specific thing, in this case, a smell. 'Filled' is a verb showing an action, 'kitchen' is a place, and 'freshly' is an adverb modifying the adjective 'baked.' Therefore, 'aroma' is the correct choice as the noun in this sentence.

Correct Answer: C

Rationale: Option (C) incorrectly combines two independent clauses with only a comma, resulting in a comma splice. A comma should not be used to connect independent clauses; instead, a semicolon, conjunction, or period is needed to properly separate the ideas in the sentence. Choices (A), (B), and (D) do not contain comma splices and present their ideas in a grammatically correct manner.

Correct Answer: C

Rationale: The sentence 'Wow, what a beautiful sunset!' expresses strong emotion ('Wow') and conveys an exclamation, indicating that it is an exclamatory sentence. Exclamatory sentences are used to show strong feelings or emotions and typically end with an exclamation mark. Choice A, 'Interrogative sentence,' is incorrect because interrogative sentences ask questions, which this sentence does not. Choice B, 'Declarative sentence,' is incorrect because declarative sentences make statements or convey information, which is not the case here. Choice D, 'Imperative sentence,' is incorrect because imperative sentences give commands or instructions, which are not present in the given sentence.

Correct Answer: C

Rationale: In this context, 'study' is a verb, not a noun. 'Studied' is the past tense form of the verb 'study.' The plural form of a verb does not exist in the same way as it does for nouns. 'Studied' is the correct form for the past tense of 'study,' not a plural form. 'Studies' (choice A) is the third-person singular present tense form of 'study,' 'studying' (choice B) is the present participle form, and 'studier' (choice D) is not a correct form related to the verb 'study.' Therefore, 'studied' is the most appropriate choice here.

Correct Answer: A

Rationale: The correct answer is 'A: will have been working on.' In this sentence, the future perfect continuous tense is needed to convey that the action of working on the project will continue up to a specific future point (next month). Choices B, C, and D are incorrect. Choice B ('will work on') indicates a future action without emphasizing the duration of the action. Choice C ('has been working on') is in the present perfect continuous tense, which does not convey the future duration of the action. Choice D ('had worked on') is in the past perfect tense, which is not suitable for indicating an action continuing up to a future point.

Correct Answer: A

Rationale: The statement 'Her laughter was music to my ears' directly equates her laughter to music, implying a deeper connection between the two. This direct comparison without using 'like' or 'as' indicates a metaphorical expression. The correct answer is 'Metaphor' because it asserts a direct comparison between two unlike things. 'Simile' would involve using 'like' or 'as' to make a comparison. 'Hyperbole' would be an exaggerated statement not intended to be taken literally. 'Personification' would involve giving human qualities to something that is not human, which is not present in this statement.

Correct Answer: C

Rationale: The word 'dilapidated' specifically describes the deteriorating state of the house, indicating that it is in poor condition. This choice best reflects the impact the word has on the reader's understanding. Choice A, 'Creates a sense of mystery,' is incorrect as 'dilapidated' does not inherently imply mystery but rather a state of disrepair. Choice B, 'Emphasizes the large size of the house,' is incorrect as 'dilapidated' does not relate to the size but rather the condition. Choice D, 'Implies the house is haunted,' is incorrect as 'dilapidated' does not directly suggest haunting, but only poor maintenance or disuse.

Correct Answer: C

Rationale: The correct answer is C. The idiom 'to cross that bridge when we come to it' means to deal with challenges as they arise, not worrying about them prematurely. It suggests addressing problems when they actually occur rather than stressing over potential issues in advance. Choice A, 'To deal with a problem immediately,' is incorrect because the idiom is about not addressing problems prematurely. Choice B, 'To plan for the future in detail,' is incorrect as it goes against the essence of the idiom, which is about dealing with issues when they happen, not planning extensively in advance. Choice D, 'To avoid difficult situations,' is incorrect as the idiom implies facing challenges when they present themselves rather than avoiding them.