[ Grammar ]
I _________ who did this this.
A. knows
B. knowing
C. know
D. knew

Random Topics:
Identifying TensesTenses and Sentence CompletionAdjectives vs AdverbsReported Speech and Reporting VerbsTransitional Phrases and ConjunctionsGrammar Comma UsageModal ProbabilitySimple, Compound, Complex SentencesTime ExpressionsPrepositions after Verbs and AdjectiveOther quiz:
Grammar › View___ my mother dies not like seafood, she cooks prawns and crabs for us.
A. Furthermore
B. In addition
C. Although
D. Since
Vocabulary › View
Mournful song
A. Dirge
B. Melancholy
C. Melodic
D. Mellow
Martin and Jose are working late _________.
A. this week
B. every month
C. two days ago
Perfect Verb Tenses › View
Identify the perfect tense in the following sentence: “She had already left when I called.”
A. Present Perfect
B. Past Perfect
C. Future Perfect
D. Simple Past
