Topics: 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:
Verbal CommunicationPhrase or ClausePresent Simple and Present Continuous TenseRelative Clauses and etcVerbal TensesFamily Vocabulary and GrammarLanguage Features of an Opinion ArticleConditional Sentences and AdverbsSuperlative AdjectivesTenses - Pasive VoiceOther quiz:
Subject – Predicate › View Our science teacher drew a diagram on the chalkboard.
A. Complete subject
B. Complete predicate
C. Simple subject
D. Simple predicate
Grammar › View
When I (be) a child, I (want) to be a doctor.
A. was – wanted
B. was – have been
C. am – want
D. have been – have been
