[ Modal Verbs of Possibility ]
The lights are off in the office. The workers ___ still be there.
A. must
B. might
C. can’t
D. could

Random Topics:
Simple Present and Past TenseAdverb and Noun ClausesSimple Past - Irregular VerbsGrammar - Reflexive PronounsThe First Conditional (if/unless)Past Tense vs Present TenseAction vs Linking Verbs/ Verb PhrasesPresent Simple or Present ContinuousAspect or tenses of VerbsTenses and QuestionsOther quiz:
Correlative Conjunctions › ViewChoose the sentence that is most balanced.
A. I both want a new bike and a new helmet.
B. I want both a new bike, and I also need a new helmet that fits my head.
C. I want both a new bike and a new helmet.
D. All of the sentences are well balanced.
Present Perfect & Past Simple Tense › View
Yesterday, I _____________ a headache.
A. have had
B. had
C. has
D. have
Future Perfect Continuous › ViewBy 2020, she ____ (study) English for 10 years.
A. will have been studying
B. Have been studied
C. Had been studying
Grammar › View
When we get ready for dinner, I have to take my books ___________ the table.
A. Off
B. From
C. Out
D. Of
