[ Grammar ]
I must have my keys somewhere. I can remember _____ the door this morning.
A. to lock
B. locked
C. lock
D. locking
Select your answer:
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Pre-intermediateGrammar ElementaryPast Simple vs Present SimplePast Simple or Past ContinuousFuture Tenses and ModalsPresent Tenses and VocabularyNoun ClausePresent/Future/Past Simple/Present PerfectGerunds and InfinitivesOther quiz:
Grammar › ViewShe _________________ her chores.
A. She has finished her chores.
B. She have finished her chores.
C. She has finishes her chores.
Modal Verb, Passive Voice › View
You ____ walk on grass
A. shouldn’t
B. mustn’t
C. can not
D. should