[ Infinitive and Gerund ]
This quiz is worth _____ over and over again.
A. do
B. to do
C. doing

Random Topics:
Grammar and Verb TensesVerbs with Prepositions and ConjunctionsLinking Verbs & Helping VerbsPhrasal Verb and ModalVocabulary and IdiomsTemporal Conjunctions and ConnectivesQuantifiers & Modal VerbsGerunds & Infinitives + VocabularyTOEIC Grammar and Vocabulary ReviewPassive and Active VoiceOther quiz:
Modal Verbs › View. What does ‘would’ express in a conditional sentence?
A. Future action
B. Past habit
C. Possibility
D. Ability
Present Simple Affirmative and Negative › View
I _________ a shower in the afternoons.
A. take
B. takes
C. teik
Phrasal Verbs › ViewMany hospitals are running _______________ of money
A. in
B. out
C. away
D. back
Subject Verb Agreement; Indefinite Pronouns › View
Which of the following has the correct subject-verb agreement?
A. Either of my aunts are coming.
B. Either of my aunts is coming.