Topics: Modal Verbs & Perfect Infinitive
. They about the meeting because they arrived exactly on time.
A. can’t have forgotten
B. must have forgotten
C. could forget
Select your answer:

Random Topics:
Auxiliary and Modal VerbsAdjectives and comparisonsTenses - Present and PastV-ing/to-VSimple and Progressive Verb TensesAdverbs and Adverbial Phrasesas...as, comparatives, superlativesNoun Phrases and Verb PhrasesHomophonesProverbsOther quiz:
Present Progressive (Future) › ViewBen is ___________ a test this afternoon.
A. drinking
B. eating
C. drawing
D. taking
Grammar › View
Q: ________were you talking to just now?
Ans: Kelly.
A. Which
B. Who
C. What
D. Why
