[ Vocabulary & Grammar ]
The rivers in this area are seriously polluted ____________ harmful waste from factories.
A. such as
B. because
C. because of
D. except for

Random Topics:
Relative ClausesPresent Perfect Continuous TenseHas and HaveVerbs: Action, Linking, and HelpingSubject Verb Agreement; Indefinite PronounsComparative and Superlative AdverbsTenses and Time MarkersComparisonAdverb of FrequencyVerb Tenses (Progressive, Perfect)Other quiz:
Phrasal Verbs › ViewYou’ll have to make _____ the work you missed while you were away.
A. over
B. up
C. out
D. on
Present Perfect Tense › View
The present perfect tense is made:
A. have/has + past participle
B. had + participle
C. be + verb + -ing
D. have/has + past tense
Positive and Negative Connotations › ViewIdentify the word(s) that have a negative connotation.
Bedford is a gritty neighborhood, but the rent is affordable.
A. gritty
B. neighborhood
C. rent
D. affordable
Grammar › View
forms of mass communication, including radio, television, and video
A. data breach
B. electronic communication
C. letters
D. brochures
