[ Grammar ]
Ancient people ___ a computer.
A. didn’t use
B. not used
C. not use

Random Topics:
Degrees of ComparisonFuture Tense and ConditionalsAdverbs of DegreeModals with Perfect InfinitiveVerb-ing and InfinitiveAdverb of MannerIndependent/Dependent Clauses & Relative ClausesModal Verbs - ObligationTenses & AffixesQuantifiers & Modal VerbsOther quiz:
Past Simple Tense › ViewWe (walk) in the park and we (see) a rare species of birds.
A. walked, seen
B. walk, saw
C. walked, saw
D. walk, seen
Homonyms › View
I need some more ___ for the cake.
a. flower
b. flour
Picasso’s paintings are_____the walls of the Museum of Art.
A. under
B. at
C. on
D. over
E. in
Quantifiers › View
The majority of criminals _________ non-violent.
A. are
B. is
