[ Gerund, Infinitive, Bare Verb ]
However, he didn’t find anything unusual enough ………. why she could remember so much about her life
A. to explain
B. explaining
C. explains
D. explain

Random Topics:
Present Continuous TensePassive Voice Active VoicePast and Future TensesConjunction and PunctuationToeic VerbModals and Active and Passive VoiceActive and Passive voiceAcademic VocabularyPresent Simple/AffirmativePast Continuous Tense & Past ModalsOther quiz:
Modal Verbs › ViewI ___ find my keys.
A. have to
B. could
C. couldn`t
D. didn`t have to
E. must
Grammar › View
In June next year, Paula and Martin ________ for 20 years.
A. will be marrying
B. will have been married
C. will be married
Grammar › ViewLet us bake some cookies today, _______ we?
A. shall
B. shan’t
C. should
D. shouldn’t
Present Simple vs Present Continuous › View
I can’t help you with your English homework just now because …… the football on TV.
A. I’m watching
B. I watch
