[ Modal Verbs ]
Look at all the tools on the floor. He ______ somewhere around here. Let’s find him.
A. couldn’t be working
B. can’t be working
C. couldn’t be working
D. must be working
Select your answer:
Random Topics:
Conditional and SubjunctiveArticles with SubstancesNouns, Articles, DeterminersWish + Verb 2Simple Present and Present ContinuousTensesPresent Continuos TenseGrammar, Conditional Sentences, VocabularyGrammar, adverbs of frequency placementOther quiz:
Linking Words and Phrases › ViewYou should water your plants ______ they will grow.
A. so
B. before
C. but
D. because
Grammar › View
Complete: We … got a great-grandmother.
A. have
B. has