Topics: Prepositions
We are all aware ______ the importance of the environment protection.
A. in
B. on
C. of
D. from
Select your answer:

Random Topics:
Present Perfect & Past Simple TenseAdverbs and Adverbial PhrasesModals in the Past - Speculation and DeductionHelpful Phrases Active Voice-Present tensePresent Tense (Negatives and Questions)like/do not likeAuxiliary ModalDefinite ArticlesNoun, Pronoun, Adjective, VerbOther quiz:
Past Tense › ViewWhich is the past form of “catch”?
A. catched
B. caught
C. catchhed
D. catcheed
Present Continuous › View
The students ____________ a museum this friday.
A. visited
B. will visit
C. are visiting
