[ Subject Verb Agreement ]
A number of special conditions (is / are) necessary for the formation of a geyser.
A. is
B. are

Random Topics:
Adjectives and comparisonsGrammar: Have toPresent and Past TensesRelative Pronoun/AdverbsIdentifying Sentence TypesVerb, Object, PrepositionPast ContinuousWish - beginnerModals, Phrasal Verbs, Gerunds and InfinitivesRelative - ConditionalOther quiz:
Future Perfect Continuous › ViewTomorrow I ____ (read) this book for 6 months!
A. will not have been reading
B. will have been reading
C. will had been reading
Adverbial Clause / If / Comparatives › View
_______ I came to England, I couldn’t speak a work of English.
A. Since
B. After
C. While
D. Before
Grammar › ViewI really hope _____ ready for a fun time!
A. you’re
B. your
Grammar › View
Derek is ________ fisherman.
A. A
B. AN
