[ Expressing Obligation and Modals ]
A good sense of humour is important, even in business. You ____________ serious all the time.
A. don’t got to be
B. don’t have to be
C. mustn’t be
D. don’t not have to be
Select your answer:

Random Topics:
PassivisationSubject Verb Agreement and Coordinating ConjunctionsThird ConditionalRelative Clauses beginning with PrepositionsAdverb of Frequency and Past Continuous TenseFamily Members and Present SimplePresent/Future/Past Simple/Present PerfectGrammar and EssayConditional TypesCompound SentencesOther quiz:
Grammar › ViewThey never __________ in their house .
A. plays
B. am playing
C. play
D. are playing
Vocabulary › View
The character telling the story.
A. Narrator
B. Nonfiction
C. Prediction
D. Inference
