[ Modal Verbs ]
They built this huge temple 1000 years ago. This ______ a great civilization.
A. should have been
B. must have been
C. could have been
D. can’t have been
Select your answer:
Random Topics:
Future Continuous Tense Definitions, Synonyms Phenomenon(s) vs. PhenomenaGrammar : can, could and be able toComparative and SuperlativesVerb to haveVerb + PrepositionKinds of NounsCountable - Uncountable
Other quiz:
Auxiliary Verbs › ViewHe ………. a lot of Christmas presents.
A. have
B. has
C. do
Tenses › View
——————— not throw stones at the dog.
a) Does
b) Has
c) Had
d) Do
How to use : Read the question carefully, then select one of the answers button.