[ Modal Verbs ]
The cat has escaped! I ___________ the window open by mistake.
A. must have left
B. have to leave
C. should have left
D. might not have left

Random Topics:
Present Continuous for FutureSo, Such, Many, MuchPronouns, Sentence Structure, and ApostrophesAdjectives or AdverbsGerund & InfinitiveTenses and Sentence CompletionPresent Perfect and Simple Past TenseMuch, many, a lot of, a few, a littlePassive Voice - Past SimpleAdverbs and AdjectivesOther quiz:
Punctuation › ViewWhat do you think Kyle and his dad will cook tonight _
A. .
B. ?
C. !
D. ,
Grammar › View
Don’t disturb me; I ___ a unicorn in the backyard right now!
A. was watching
B. were watching
C. am watching
D. is watching
Grammar › ViewSana and I are going to the market. _____ want to buy some chart paper.
A. as
B. you
C. we
D. they
Tenses › View
It _____ (rain) in Bogor tonight.
A. is rain
B. will rain
C. rains
D. is going to be raining
