[ Zero Conditional ]
If you dip red litmus paper into lemon juice, it … blue.
- isn’t turn
- don’t turn
- doesn’t turn

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Asking & Giving OpinionPossessive NounsPresent Tense vs Past TensePast Perfect TenseAuxiliary Verbs (be, do, have)Present TensesPassive and Active VoiceGrammar - Collective NounsCountable Vs Uncountable NounsGrammar ClausesOther quiz:
Grammar › View“Excuse me, _______ is the national monument?” asked the tourist.
A. who
B. why
C. where
D. whose
Grammar - to be › View
Five people ………..hurt in the accident yesterday.
A. is
B. are
C. was
D. were