[ Modal Verbs of Possibility ]
Someone is at the door. It ___ be the postman, but I’m not sure.
A. must
B. can’t
C. could
D. might not

Random Topics:
The Simple Present TenseIdiom and TensesReported Speech and Reporting VerbsPhrases & ClausesConditional and Mix Conditional SentenceHomophonesGrammar : can, could and be able toVerb Tenses and Sentence StructureCoordinating and Subordinating ConjunctionsGrammar - to beOther quiz:
Comparison and Modals › ViewIt is probable to rain heavily this evening.
A. It may rain heavily this evening .
B. It must rain heavily this evening.
C. It will not rain heavily this evening.
D. It will be able to rain this evening.
Grammar › View
Many graffiti without the permission of the owner of the wall.
A. are writing
B. are written
C. is writing
D. is written
Past Simple › ViewThey ______ their homework before dinner.
A. finish
B. finishing
C. finished
Simple Present Tense › View
Complete the sentence: ___________ you speak English? (Interrogative)
A. Are
B. Is
C. Does
D. Do
