Orion wants to learn whether there is a party today or not. What is the noun clause of this sentence?
A. Orion wants to learn
B. Orion wants to learn whether
C. Whether there is a party today or not
D. Orion wants to learn whether there is a party today or not

Random Topics:
Grammar and PrepositionsFuture Tense (will/be going to/p.continuous)Conditional SentenceProgressive Perfect and Simple Verb TensesPresent Simple and Past ContinuousVerb-ing or to VerbGrammar & TensesPossessive Pronouns and QuantifiersAdjective SuffixesSimple Past Tense & Future TenseOther quiz:
Reported Speech › ViewDid you work at a factory 3 years ago?” she asked her friend.
She asked her friend if she ___ .
A) worked at a factory 3 years ago.
B) had worked at a factory 3 years before.
C) really worked at a factory 3 years before.
D) work at a factory.
Grammar › View
A lot of time _______ wasted when our car had a puncture while on the way to the beach.
A. is
B. are
C. was
D. were
Gerund and Infinitives › ViewShe admitted __________ the valuable necklace that went missing.
A. stealing
B. to steal
C. steal
D. to stealing
Verb Phrases › View
_____ TV, a film
A. drive
B. need
C. watch
D. live