[ Grammar ]
It is important that everyone _____ his or her carbon footprint to battle against global warming.
A. will reduce
B. reduce
C. reduces
D. reduced

Random Topics:
Zero & First ContidionalTo Infinitive or GerundLexico and GrammarInfinitiveContrast Linking WordsConditionals (0 - 1 - 2)Verb Tenses (Progressive, Perfect)Time ClauseSynonymsGrammar - Collective NounsOther quiz:
Grammar › ViewSelect the correct tag question:
A. isn’t she
B. is she
C. aren’t she
D. doesn’t she
Future Tenses › View
Everything is ready for this evening’s dinner: we ______________ salmon and salad
A. will have
B. will be having
C. are having
Past Simple › ViewJude _____________ (want) an ice-cream so badly.
A. wanteed
B. wanted
C. want
D. wont
Vocabulary › View
They put a large __________ on the roof of the school for the ceremony.
A. flag
B. cupboard
C. celebration
D. stove