Complete the missing word. The blue whale _________ die out ...

[ Modals ]

Complete the missing word. The blue whale _________ die out if we don’t stop polluting the Gulf of California.

A. can

B. should

C. must

D. might

Select your answer:

Random Topics:
Modals and Past Modals Future Simple Tense 3rd Person Singular Present / Future / Present Progressive / non Action Verbs Going To Be and Will Auxiliaries Verb Adjective ending with ED & ING Nouns, Pronouns, Antecedents, and Singular and Plural Comparison of Adjectives and Adverbs

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