I ____ turn off the oven. Now the cake is ruined.
A. must have forgotten
B. could have forgotten
C. should have remembered
D. can have forgotten

Random Topics:
Adverbs of TimeNoun Clauses with THATFirst Conditional & Future TensesAdverbs of Time and PlaceBASIC GRAMMAR - PRONOUNSSimple and Continuous TensesAdverb of MannersReflexive pronounsGrammar and ReadingModals and Past TensesOther quiz:
Compound and Complex Sentences › ViewWhich sentence is a correctly punctuated compound sentence?
A. I went to the movies with Charles and Ginny.
B. My mom went to the salon. She came home with short hair.
C. Trudy tells ridiculous jokes, and nobody likes them.
D. I bought crayons and markers to color my picture and it looked great and everybody liked it.
Grammar › View
I ————— (grow) older.
A. graw
B. grown
C. grew
D. growed
Passive Voice › ViewThis car … by Johnson in the race
A. will drive
B. Will be driven
C. Is driven
D. Has driven
Comparatives or Superlatives › View
Read the sentence and choose the correct one.
A. I think English homework is the easiest than history homework.
B. I think English homework is more easy than history homework.
C. I think English homework is easier than history homework.
