[ First Conditional Sentence ]
If we keep polluting our planet, ___________________________________.
A. many animal species will become extinct
B. many animal species become extinct
C. many animal species became extinct

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Preference & Future TenseGrammar and EssayGrammar - Place and MovementGrammar - Present Perfect TenseGrammar ElementaryVocabulary and TensesPresent or Past TensesPast Perfect or Past Perfect ContinuousGrammar: wishes and regretsModal Verbs in ConditionalsOther quiz:
Grammar › ViewIdentify the type of sentence
Nithi is not keeping well, yet she decided to go to work
A. Simple sentence
B. Compound sentence
C. Complex sentence
D. Compound Complex
Grammar › View
Aiman is terrified………….spiders.
A. of
B. with
C. too
Grammar › View……………………………. how to sky is difficult but thrilling
A. learned
B. learns
C. learning
D. learn
Present and Past Tense › View
Toni…… english book in the class
A. reads
B. road
C. reading
D. read
