[ The First Conditional (if/unless) ]
Unless more people …. (use) public transport, air polution will increase.
A. use
B. will use
C. ‘ll use
D. uses
Select your answer:

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Grammar - Sentence StructureModal Verb Gerund or To InfinitivePresent ProgressiveProverbsAdjective Clause and Adverb ClauseGrammar and PrepositionsConditional SentenceSentence TransformationThe Past SimpleSo....that... Such.......thatOther quiz:
Grammar › ViewWhich caption is the best to represent the picture?
A. I need to win Asian Para Games basket ball to buy new wheel chair
B. Practice makes perfect
C. Are you okay bro?
D. Basket ball competition in Asian Para Games
Grammar › View
What is the best way to define a verb?
A. who the sentence is about
B. the action that the subject of the sentence is doing
C. something that describes the subject
