[ Grammar ]
Robert Ballard invented an underwater robot. Which one is the verb?
A. robot
B. Robert Ballard
C. invented
D. underwater
Select your answer:

Random Topics:
Past Tense & Past Continuous TenseAdverb and Sentence StructureTenses and VocabularyConnectorsVerb Tenses and Subject Verb AgreementAuxiliary and Modal VerbsModals and VocabularyPast Simple TenseAdverb of ConcessionPronoun Antecedent AgreementOther quiz:
Conditional Sentence › ViewIf you _______ as I told you, you _____ in such predicament now.
A. did – wouldn’t be
B. had done – had not been
C. do – would not be
D. had done – would not be
Grammar › View
The pain in my leg is ……… than it was yesterday.
A. bad
B. more bad
C. worse
D. worst
