[ Gerunds And Infinitives ]
I wonder how she always manages …… her furniture so thoroughly …… .
A. keeping / dusting
B. to be kept / dust
C. to keep / dusted
D. to be keeping / to dust
E. keep / having dusted

Random Topics:
Modals and Comparative SuperlativeTenses and Figurative LanguageDistinguishing Future TensesPresent Simple x Present ContinuousVocabulary & Phrasal VerbSimple Past - Irregular VerbsSimple Present Negative and QuestionSo - Too - Either - Neither-ing form and the to-infinitiveAdjective vs AdverbOther quiz:
Vocabulary › ViewWe will be very tired when we reach our ___ because we would have travelled all night.
A. destination
B. ecology
C. get rid off
Grammar & Vocabulary › View
Do you know house this is?
A. who
B. who’s
C. whose
D. whom