[ Modal Verbs ]
There are no lights on and no one answers the doorbell. They ______ be at home.
A. Should
B. Must
C. Can’t
D. Could

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Sentence Fragments and Complete SentencesPrepotitionsFuture Perfect TenseQuantifiers & Modal VerbsGRAMMAR - Could / Could notPresent and Past Simple TensePast Simple & Past PerfectAdverbs, Infinitives, Definite ArticleAuxiliary Verbs & Question TagsGrammar AssessmentOther quiz:
Grammar › ViewPeople here ……………………. friendly and hospitable.
A. was
B. were
C. is
D. did
Grammar › View
It feels much nicer to live in an old house. _____________, maintenance is expensive.
A. But
B. Because
C. Admittedly
D. So
Conjunctions › ViewIdentify the conjunction in the sentence.
I don’t really like vegetables, but I love fruits.
A. like
B. but
C. really
Possessive Adjective › View
The lawyer or his assistants will ask some questions about your case in … office.
- his
- their
- her
- its