[ Subject-Verb Agreement ]
There (continues, continue) to be much research to add new elements.
A. Continues
B. Continue

Random Topics:
English for TourismTo infinitive - GerundNumbersGrammar - Imperatives and LetPresent or Past TensesModal Verbs of PermissionModals: Possibility, Necessity, ExpectationPronoun & Present SimpleSimple Present and Present Continuous TensesPast Tense (Regular and Irregular)Other quiz:
Mixed Conditionals › ViewIf you ____ that job, you would be miserable now.
A. ‘d accepted
B. would have accepted
C. would accept
Adjective Clauses › View
Everybody _____ went to the party enjoyed it very much.
A. whose
B. which
C. whom
D. who
Grammar › View___ to the train station?
a. How do I get
b. How I get
Conjunctions › View
She is waiting for the school bus ______ it has not arrived.
A. but
B. and
C. or
D. so
