[ Subordinating Conjunctions ]
Many sewage system in the main cities of the country are cleaned up before rainy season _____ garbage clogs the pipes.
A. than
B. which
C. because

Random Topics:
Adverbs & to beModals and PrepositionPersonal pronouns + possessive adjectives + Introgative pronounsGrammar: MorphologyRelative Clauses PronounsWH- Question WordsLinking Verbs & Helping VerbsPast Simple VerbsDirect Object and Indirect ObjectGrammar: so and suchOther quiz:
Vocabulary › Viewcausing or feeling regret
A. compunctious
B. flout
C. cherub
Sentence Structure › View
She studied hard for the exam, she wanted to get a good grade.
A. Complete
B. Fragment
C. Run-on
