[ Grammar ]
The meeting started at 3 PM, but John arrived at 4 PM. He ………………. forgotten about it.
A. should have
B. need have
C. must have
D. can have

Random Topics:
Zero ConditionalNoun, Verb, AdjectiveEd and Ing EndingsFigure of SpeechAuxiliary Verbs (be, do, have)Present ProgressiveGerunds, Infinitives and ParticiplesGrammar & TensesPast Tense and Past ContinuousModals and Active and Passive VoiceOther quiz:
Grammar › ViewHis grandparents often …. him once in a month.
A. visits
B. visited
C. visit
D. is visits
Homonyms › View
An unmoving object is said to be ___.
a. stationary
b. stationery
The ___ and ice storms in Eastern Canada and the United States left many homes without power.
a. hail
b. hale
Conditional Tenses › View
You look great! I wish I … like you.
A. looked
B. had looked
C. would look
