[ Grammar ]
Air pollution levels ___ dramatically since governments worldwide introduced stricter environmental laws.
A. decreased
B. is decreasing
C. decreases
D. have decreased
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Modals: Possibility, Necessity, ExpectationCoordinating and Subordinating ConjunctionsGrammar PhrasesModal Verbs and PermissionModal and Phrasal VerbsGiving and Asking for AbilityAdjectives and PrepositionsTransitional Phrases and ConjunctionsGrammar: Defining Relative ClausesConditional TypesOther quiz:
Adjective Clause › ViewTomi : Have you ever been to Medan? Titi : Yes, that is the place …….. my sister works.
A. Which
B. Where
C. Whose
D. When
E. Whom
Grammar › View
I have been waiting for you for two hours
A. Correct
B. Wrong
Grammar › ViewWhat ————- you —————–of this new TV?
A. are /thinking
B. is /thinking
C. were /thinking
D. do /think
Grammar › View
When did you ___________ your husband?
A. know
B. meet