[ Grammar ]
_____ we don’t stop deforestation, a lot of species will lose their habitat.
A. Although
B. If
C. Which
D. Therefore

Random Topics:
TOEIC Grammar and Vocabulary ReviewFrequencyVerb PatternsApostrophe GrammarSubject and Verb AgreementAdverb or AdjectiveSecond Type ConditionalWill and Going toUnless If First ConditionalCompound Nouns and Compound Adjectives QuestionsOther quiz:
Prepositions › ViewHe suffers ____________ headaches.
A. in
B. from
C. with
D. by
Adverbs › View
An eagle can fly _____ than a sparrow.
A. higher
B. more high
C. most high
D. highest
Grammar › ViewShe always does her homework __________.
A. correct
B. correctly
Grammar › View
Lucas is never rude. He’s _________.
A. silly
B. brave
C. polite
D. serious
