[ Grammar ]
They _______ never explored a cave.
A. are
B. has
C. have
D. did
Select your answer:
Random Topics:
Gerund - to Infinitive Auxiliary Verbs, if, unless and ModalPast ModalsAdverbs (manners & modifiers)Grammar & VocabCompound SentencesModal VerbPresent and Past Perfect TensesPassive VoicesOther quiz:
Simple Future Tense › ViewI am going to … a letter to my friend back home in Bogor.
A. writing
B. written
C. write
D. wrote
Grammar › View
After the update, my computer _______ (work) much faster than before.
A. works
B. working
C. worked
D. work