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:
Tenses › ViewWhat is the form of the Present Continuous tense?
A. Subject + was/were + verb-ing
B. Subject + will be + verb-ing
C. Subject + am/is/are + verb-ing
D. Subject + has/have + verb-ing
Vocabulary › View
This is a durable fabric highly suitable for children’s clothes. (antonym)
A. lasting
B. amenable
C. perishable
D. sizeable
E. tiny
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
