[ Vocabulary ]
Greenpeace is an international group that protests against anything which is a ____ to the environment.
A. threat
B. threaten
C. threatening
D. threatener

Random Topics:
Grammar and ReadingDependent PrepositionsPhrases and ClausesVocabulary, Grammar, SpellingSimple Present and Simple PastFrequencyUse of Prepositions or ConjunctionsObject PronounsThe Future Simple TenseModals of ProbabilityOther quiz:
Vocabulary › ViewHis ability to handle stressful situations calmly and make quick decisions shows how ____.
A. rebellious
B. decisive
C. unreliable
D. childish
Modals and Advice › View
May I borrow your pen for a moment?
A. Sure, here you go.
B. I need it myself.
C. I can’t lend it to you right now.
D. Sorry, I don’t have one.
Grammar › ViewWe ____________ during recess.
A. chated
B. chatted
C. didn’t chatted
D. chatten
Superlative Adjectives › View
The cats are the ______________ pets in Malaysia.
A. common
B. commenest
C. most common
D. most commenest
