[ Grammar ]
Dolphins have ________ good memories that they can recognize another dolphin they haven´t seen for twenty years.
A. so
B. such
Select your answer:

Random Topics:
Verbs and PrepositionsVocabulary and Verb TensesPresent Perfect Simple & Present Perfect ContinuousAdverb or AdjectivePast Simple (to be)Noun ClauseGrammar - TOEICVerb Forms and Prepositionsmust/shouldPast Continuous vs Past SimpleOther quiz:
Present Tenses › ViewAndy and Den ……. (to discuss) the plans for their winter holidays for two hours now.
A. have discussing
B. has been discussing
C. have been discussed
D. have been discussing
Phrasal Verb › View
What does “get out of” mean?
A. leave
B. continue
C. match
