---------- the researchers developed the first flu vaccination recently was ... | GrammarQuiz.Net

[ Conjunctions ]

———- the researchers developed the first flu vaccination recently was there a reliable protection against the flu.

A. Athough

B. Whether

C. Not until

D. Since

E. No matter

Select your answer:

Random Topics:

Conditional Sentence Type 2 and Type 3 Auxiliaries Verb Grammar and Prepositions Zero Conditional Preposition of Direction Active and Passive Preposition on Time Simple Past Tense and Past Perfect Tense Simple Present Continuous Tense Indefinite and Reflexive Pronouns

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A. Would

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Which word is spelled correctly?
A. happe
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C. light
D. sed

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