[ Speculation with Modal Verbs ]
Complete the sentence: She _______ have finished her homework by now, she’s been studying all day.
A. can
B. must
C. might
D. could

Random Topics:
Verb + PrepositionGrammar of Future PlansMay, MightVerb to Be Tenses & Object PronounPast Simple and Past ProgressiveGrammar: Used to, Would, Be used to, Get used towas werePresent Simple: affirmative, negative, interrogativeModal Verbs & Perfect InfinitiveQuantifiers: too many, too much & enoughOther quiz:
Homonyms › ViewThe ball broke the window ___.
a. pain
b. pane
Vocabulary › View
Lisa did not like to __________ others, even if they made mistakes. She preferred to offer constructive feedback.
A. criticize
B. treat
C. care for
D. interact
Conjunction › ViewThe trip will be canceled ………… it rains.
A. because
B. when
C. if
Abstract Noun x Concrete Noun › View
Have you ever heard the history of vaccines?
- abstract noun
- concrete noun
