[ 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:
Vocabulary › Viewhaving bloodshed and violence
A. treaties
B. gory
C. wage
D. vain
Verb Tense › View
Is the verb tense past perfect, present perfect or future perfect? ‘The astronomer has observed the comet through the telescope.’
A. Past perfect
B. Present perfect
C. Future perfect
D. Simple past
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
