[ Word Form & Verb Tense ]
Those who are _____ think that’s our cities will become more and more polluted
A. pessimistic
B. pessimists
C. pessimist
D. pessimistically

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Active and Passive voiceGrammar: Imperative and Exclamatory SentencesActive and PassiveComparatives or SuperlativesAdjectives vs AdverbsFirst Conditional & Future TensesPast and Perfect TensesAdjective SuffixesInfinitives and GerundsVocabulary and PhrasesOther quiz:
Grammar › ViewMona and Liza are neighbours. They _________ to school together every day.
A. walk
B. walks
C. walked
D. walking
Modal Verbs › View
We are _________ to eat sweets only after eating a proper meal.
A. can
B. should
C. allowed
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A. and
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Grammar › View
Seven levels are rising, and … major cities are in danger.
A. some
B. any
