One group of researchers ___ studying about the source of ... | GrammarQuiz.Net

[ Subject Verb Agreement ]

One group of researchers ___ studying about the source of Covid-19.

A. is

B. are

Select your answer:
A B C D E

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Passive and Active Voice Conditional Sentences and Adverbs -ed or -ing Gerund - to Infinitive Determiners Infinitives and Gerunds Pronouns/ Present Tense Coherent Sentence with Correct Grammar Structure Grammar - Present Perfect with for and since Regular Plural Nouns

Other quiz:

Conjunctions › View

Identify the conjunction in the sentence.

He can buy the book, or he can borrow it from the library.

A. can

B. or

C. the

Vocabulary › View

The opposite of motivate is

A. cure

B. discourage

C. cheer up

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