[ Modal Perfect ]
The photos are black. The X-ray at the airport _____ them.
A. should have damaged
B. would damage
C. would have damaged
D. must have damaged

Random Topics:
Prepositions & Prepositional PhrasesAdjectives-Comparison, SuperlativeMixed ConditionalProgressive TensesFirst and Second ConditionalPresent / Future / Present Progressive / non Action VerbsVocabulary, Grammar, SpellingPresent Simple vs Past SimplePossessive NounsPresent Simple & ContinuesOther quiz:
Grammar › ViewCharlie: Why you looked so tired? _____ you _____ computer games at midnight(半夜)last night?
Fred: No, I wasn’t.
A. Are; playing
B. Were; playing
C. Are; play
D. Were; play
Grammar › View
I always … football every sunday morning.
A. play
B. plays
C. playing
D. am playing
Grammar › ViewChoose the sentence that is grammatically correct:
A. If I was the boss, I’d let everyone leave early on Fridays.
B. If I were the boss, I’d let everyone leave early on Fridays.
Tag Questions › View
Bob and Jill are never late, ________?
A. aren’t they
B. are they
C. don’t they
D. is he
E. do they
