[ Modals ]
The city _____ at one time prosperous, for it enjoyed a high level of civilization.
A. should have been
B. was
C. may have been
D. must have been

Random Topics:
Progressive Verb TensesGrammar and IdiomsVerbs, Tenses, and VocabularyGerundsFuture - Will and Be going toRelative - ConditionalPresent Simple and ContinuousWill vs Verb InfinitivesParticiple AdjectivesComplex PrepositionsOther quiz:
Phrasal Verb › Viewcause sb to receive blame
A. Set on
B. Set smbd up
C. set off/out
D. set up
Quantifiers › View
The 80% of Ecuadorian people work abroad.
A. a lot of the people work abroad
B. Most ecuadorian people work abroad
C. no one work abroad
D. all work abroad
Grammar › View“Could Vanessa _________ her keys behind?” wondered Mrs Cheng when she saw a bunch of keys on the table.
A. left
B. leave
C. had left
D. have left
Adjective Order › View
Last week, I visited a … in a remote place
A. lovely village old little
B. old little village lovely
C. lovely little old village
D. village old little lovely
