Polar bears won't find enough to eat_____ we do more ...

[ Conditional Sentences ]

Polar bears won’t find enough to eat_____ we do more to protect their environment

A. if

B. unless

Select your answer:

Random Topics:
Correlative Conjunction & Complex Sentences Modal "Have to"must/should Vocabulary and Idioms Present Perfect Simple & Present Perfect Continuous Adjective + to + Verb Verb and Preposition Noun Clause Question Words

Other quiz:

Grammar › View

He had to search through multiple _____ to find the resource.

A. indexs

B. indexes

C. indexeses

Tenses › View

His dad comes to pick him up in the afternoon.

A. Present Simple Tense

B. Present Continuous Tense

C. Simple Past Tense

D. Past Continuous Tense