[ Vocabulary ]
The professor has written many books and is an _________ on the process of language learning.
A. amateur
B. officer
C. opinionated
D. authority

Random Topics:
To infinitive - GerundPast and Perfect TensesLanguage Features of an Opinion ArticlePresent Perfect and Past SimpleIrregular verbsPresent Simple and Present Continuous TensesPerfect TensesTenses and Figurative LanguageCoordinating ConjunctionIELTS VocabularyOther quiz:
Present Perfect Tense › ViewWe buy books
A. We has bought books
B. We have buyed books
C. We have bought books
D. we have had bought
Mixed General Quiz › View
People from Ireland are
a. Irish
b. English
c. Irelandish
