[ 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:
Grammar › ViewAlthough I like video games. What’s wrong with this sentence?
A. It needs a comma
B. It is an incomplete sentence
C. There should be a question mark at the end.
D. no error
Verb Tenses › View
She ___ to school yesterday.
A. walk
B. walked
C. walking
D. walks
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
