[ Adverb Clauses ]
After __________ every door, I went to upstairs to my bedroom.
A. I lock
B. locked
C. locking
D. lock

Random Topics:
Modals TensesSynonym and AntonymVerb Forms and PrepositionsInfinitives or GerundsConjunctionsHave to/Has toElectricity VocabularyPast Simple VerbsPrepositions and Prepositional PhrasesApostrophes and GrammarOther quiz:
Phrases & Clauses › Viewonce I asked my mom if we could go out for dinner
A. Phrase
B. Dependent Clause
C. Independent Clause
Grammar › View
A. painting
B. cooking
Tenses › ViewThird-person singular present form of verb “to be”:
A. is
B. was
C. being
Present tense Affirmative › View
Oliver always ___________ fun
A. have
B. has
