I’ve seen some ______.
A. research
B. researches

Random Topics:
Comparative AdjectivesSimple Past Tense & Future TenseRoot WordTime and CalendarGrammar AssessmentCountable & Noncountable NounsParts of Speech and GrammarWh- Questions Present Simple TenseGrammar - help/have/let/makeCorrelative Conjunction & Complex SentencesOther quiz:
Present Perfect Tense › ViewI’ve known him since I was a child
A. Something that happened at some unspecified time in someone’s life
B. Something that started in the past and continues up until now
C. Something that happened in the past and has some result or relevance to the present.
Vocabulary › View
Tantalization
A. existing, occurring, or happening at the same time
B. to reestablish the good reputation of (a person, one’s character or name, etc.)
C. teased or frustrated, as by tormenting with the sight of something greatly desired but inaccessible
D. left or deserted, as by the owner or guardian; abandoned
Past Continuous Tense › ViewIn 2010, we ____ in a small flat in London.
A. were living
B. was live
C. were live
D. was living
Relative Clause › View
Yesterday was the hottest day ________ remember
A. which can
B. that can
C. which I can
D. what I can
