[ Subject-Verb Agreement ]
One of the books ___ been missing.
A. Has
B. Have

Random Topics:
Tenses - Irregular VerbsWish, Unless, If sentenceTensePast Perfect Tense and Past TenseDaily Routines & TensesGerunds and InfinitivesPrepositions and ArticlesPrepositional PhrasesModals and Past ModalsSubjective and Objective PronounOther quiz:
Modals and Semi-Modals › ViewYou ___ join the photography club.
A. must
B. can
C. mustn’t
Vocabulary › View
The mayor will make an ______ regarding the city’s budget crisis this afternoon.
A. duty-free
B. announcement
C. arrival
D. check in
Grammar › ViewMount Everest is the………………mountain in the world.
A. high
B. higher
C. highest
D. least high
Present Tense › View
She … very patient and intelligent.
A. are
B. am
C. is
D. were
