[ Modal ]
Ali didn’t answer the phone. He …………….. be sleeping.
A. must
B. can’t
C. mustn’t
D. couldn’t

Random Topics:
Verbs and Possessive AdjectiveComparative AdjectiveModal ProbabilityTOEFLGrammar AssessmentConjunctions and Verb TensesPresent Perfect Simple and ContinuousComparatives and Past Perfect TensePast Perfect vs Past SimpleSentence StructureOther quiz:
Vocabulary & Grammar › ViewShe received an ___ card to the birthday party.
A. invitation
B. invition
C. invitement
D. invited
Future Tenses › View
This time next week, we ___ in Spain.
A. are skiing
B. will have been skiing
C. will have skied
D. will be skiing
Conjunctions › ViewIn the following sentences how many adjectives are there.
The left-handed man had a boyish face.
_
A. 3
B. 1
C. 2
D. 0
Vocabulary › View
IMPAIRED
A. INSERTING OR ENTERING INTO A BODY PART
B. DIMINISHED OR LACKING SOME USUAL QUALITY OR LEVEL
C. TO LIFT UP OR PLACE IN A HIGHER POSITION
