Donald ____ at work early in the morning because his customers usually came in the afternoon.
A. needn’t be
B. mustn’t have been
C. can’t have been
D. didn’t have to be

Random Topics:
Preposition and Word FormWill, Be going to, Present ContinuousSuffixes and TensesGerund NounModals for Advice, Obligation/Prohibition, Necessity and Lack of NecessityModal ProbabilityAdjectives (-ed / -ing)Prepositions and AdverbsSentence TransformationSo....that... Such.......thatOther quiz:
Vocabulary › ViewMr Nam knows Hanoi City like the back of his……………………….. He used to be a taxi driver there for 10 years.
A. head
B. mind
C. life
D. hand
Grammar › View
What do you want for ________ birthday?
A. you’re
B. your
________ it never _______ in Hanoi?
A. Does – snows
B. Do – snow
C. Does – snow
Past and Present Continuous tense › View
what is present continuous tense?
A. verb tense indicates that an action or condition is happening now, frequently and may continue into the future
B. for something which happened before and after another action.
C. words that describe the qualities or states of being of nouns
D. words that show an action (sing), occurrence (develop), or state of being
