[ Grammar ]
A frog ______ amphibian.
A. is an
B. is a
C. are an
D. are a

Random Topics:
Participle - ing/ edPast and Present ContinuousConditional and SubjunctiveVocabulary, Grammar, SpellingGrammar: wishes and regretsSentence CompletionTOEFL Adjective and AdverbModals and Active and Passive VoiceSports VocabularyPast Simple vs Past ContinuousOther quiz:
Adverb › ViewWhich of the following is NOT an adverb?
A. happily
B. quickly
C. softly
D. cat
Grammar › View
Sue was very helpful. She gave me some good …….. .
A. advice
B. advices
Gerund/ To Verb/ Verb › ViewI don’t expect ………………the exam
A. to pass
B. passing
C. pass
Simple Tenses in English › View
learn is
A. regular
B. irregular
C. both
