[ Phrasal Verb ]
Vehicles also account _____ air pollution in the cities.
A. on
B. at
C. for
D. in

Random Topics:
Articles & PrepositionActive-Passive VoicesCommunicative GrammarTenses and StructuresPassive VoicesNouns, Articles, DeterminersGrammar and IdiomsPresent Perfect: for/sinceGrammar - NounsPast ModalsOther quiz:
If/Unless - Conditional type 1 › ViewYou should not swim in the river ___ you are a good swimmer.
A. unless
B. if
Conjunctions, Interjections and Determiners › View
You are ___ best student for me!
A. a
B. an
C. the
Subject Verb Agreement › ViewThe Earth (move, moves) around the sun.
A. move
B. moves
C. moving
D. moved
Future - will / going to / present continuous › View
Look out! That plant pot ______ on your head.
A. is going to fall
B. will fall
