[ Grammar ]
These animals are now on the verge of ___________.
A. natural tendency
B. extinction
C. thriving
D. developing
Select your answer:

Random Topics:
Comparative AdverbsGrammar and AbsenceVerb AbilityPresent Simple and Modal VerbsAdverb Clause ConnectorThird ConditionalGrammar Like & Linking VerbModal, Causative Verb & Elliptical StructureAdverb or AdjectiveModal Verbs and ConjuctionsOther quiz:
Tenses › ViewHe _____ (not eat) breakfast this morning.
A. did not eat
B. did not have
C. does not eat
D. was not eating
Prepositions › View
I am really good —- getting on well with others.
A. within
B. in
C. at
