[ Grammar ]
Mom knocked on the door but nobody answered.
A. Adverb
B. Adjective
C. Conjunction
D. Noun

Random Topics:
ModalsAdverb of TimeAdverbs, Modals, Preposition of timeTake or PutVerbs - third personLanguage Features of an Opinion ArticleTenses and ConclusionsConditional Sentences Type 0, 1 and 2Academic VocabularyQuantifiers & Modal VerbsOther quiz:
Future Tenses › ViewLook that those black clouds! It __________.
A. is going to rain
B. will rain
C. will be raining
D. are going to rain
Adverb › View
The teacher scolded the pupils in the library because they were _____________.
A. talking loudly
B. dancing gracefully
C. singing sweetly
D. dressed smartly
Modal Verbs › ViewYou ________ wash your hands.
A. mustn´t
B. must
Modals › View
Tina is holding a map. She __________ be lost.
A. should
B. might
C. can’t
