[ Grammar ]
Potato chips _____ popular since 1865.
A. have been
B. are
C. are being
D. been

Random Topics:
Past Continues TenseVerbs & AdverbsPronouns and Subject Verb AgreementSimple PastSubject/Verb Agreement with Collective NounsDefinite pronouns (Subject, Object, Reflexive)Nouns & Pronounsand, so, but, becauseThere is, There are, Some, AnyModals and Past ModalsOther quiz:
Tenses › ViewI was surfing the Internet while my classmates ________ to each other.
A. have chatted
B. are chatting
C. will chat
D. were chatting
Prepositions › View
She plays tennis ___ Fridays.
A. in
B. on
C. at
D. every
Tenses and Articles › ViewWe _____ all _____ a great time.
A. has been
B. have been
C. has had
D. have had
Grammar › View
My birthday is _______________________
A. September
B. september
