[ Perfect Tenses ]
Sorry Mr. Brown. I ______________ my homework at home.
A. have forgotten
B. forgot
C. forget
D. didn’t forget

Random Topics:
Present & Past TensesPronoun & Present SimplePrepositions of Place and TimeUnscramble SentenceInfinitives and ING FormsTOEFL GrammarPast and Perfect TensesPresent tense AffirmativeConditionals and Modal VerbsPresent, Past and Future TenseOther quiz:
Grammar › ViewWhat ______? “I’m confident.”
A. do you look like
B. are you like
C. do you like
Prepositions and Adverbs › View
My friend is very unpredictable. _______ he is enthusiastic and _______ he is quiet.
A. Always / never
B. Sometimes / sometimes
C. Usually / rarely
D. Never / always