[ Grammar & Vocabulary ]
The waste management system depends ______ the cooperation of all citizens.
A. for
B. on
C. at
D. with

Random Topics:
Tenses - Irregular VerbsPrepositions of Time & Placegoing toTenses StructureVerbs + Gerund or InfinitiveAction VerbSimple Future - WillModal Auxiliaries and Similar ExpressionsConnectivesFuture Perfect vs Future ContinuousOther quiz:
Conjunctions › View——— her health, she had to stop smokin, fast food and drinking alcohol.
A. On condition that
B. While
C. When
D. For the sake of
E. Because
Grammar › View
My brother’s bike is _____than mine, but our dad’s bike is ___ of the three.
A. big / biggest
B. bigger / biggest
C. bigger / big
D. biggest / bigger
Grammar Phrases › View. Adjectives modify nouns, and they can also modify____
A. verbs
B. pronouns
Grammar › View
They ___ wear their uniforms for their last job interview.
A. have to
B. has to
C. had to
D. having to
