[ Vocabulary ]
In the sentence “I’m researching a famous explorer,” what type of grammatical error needs to be corrected?
A. No error – the sentence is correct
B. Wrong verb tense
C. Missing article
D. Incorrect word order

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Gerund, Infinitive & ModalsPresent Perfect and Simple Past TenseIdentifying Sentence TypesPast and Present Continuous tenseSecond and Third ConditionalComperative and SuperlativeInfinitiveAdverbial Clause of Cause and EffectAdverb Clauses of TimeModals and Adjectives (ed-ing)Other quiz:
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A. people
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My husband ________ on planes.
A. doesn’t usually sleep
B. doesn’t sleep usually
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____________ _________________ join equals; they are conjunctions which coordinate or join two words or goups of words of similar importance.
A. subordinating conjunctions
B. coordinating conjunctions
C. correlative conjunctions
