[ Grammar ]
Which is correct?
A. I wonder if you could tell me do you know the answer.
B. I want to know why do you know the answer?
C. Could you tell me do you know the answer?
D. Do you know the answer?

Random Topics:
Simple PresentConditional SentencesQuantifiers: too many, too much & enoughOn, At, ByPresent Perfect vs Past SimpleIf- ConditionalPast Perfect Simple & Past Perfect ContinuousPresent simple or Past simpleQuantifiers, Countable and Uncountable NounsVocabulary Spelling GrammarOther quiz:
Grammar › ViewWhich noun names a person?
A. student
B. pencil
C. eraser
D. hot dog
Grammar › View
Turn off this machine, please. The harsh sound really ____ me crazy.
A. bothers
B. drives
C. worries
D. takes
Mixed Tenses › ViewJohn _________________ in the same house since he left school.
A. has lived
B. had lived
C. lived
D. was living
Places in Town › View
There aren’t ______ cafés near my house
A. some
B. many
C. any
