[ Modals of Obligation ]
Choose the correct option to complete the sentences:
Companies ___________ invest in technology to communicate with customers online.
A. have to
B. mustn’t
C. has to
Random Topics:
Past Perfect Simple & Past Perfect ContinuousPresent simple, Present continuous, Singular, PluralVerb + Infinitive or GerundConjunctive AdverbVerb FormsPresent and Future TensesBASIC GRAMMAR - PRONOUNSTOEFL Adjective and AdverbGrammar and PrepositionsOffering HelpOther quiz:
Past Perfect Simple › ViewJim didn’t recognize his friend because
A. he had forgotten to charge the battery.
B. he had forgotten their wedding anniversary.
C. he had grown a beard.
D. he hadn’t studied enough.
Vocabulary and Grammar › View
What is the meaning of the word ‘diligent’?
A. negligent
B. showing care and conscientiousness
C. careless
D. lazy
Past Perfect › ViewAfter arriving home, I realised I _______ any milk.
A. hadn’t bought
B. had bougt
C. hadn´t bougt
Grammar › View
The woman ______ I talked to yesterday is my new neighbor.
A. who
B. whom
C. whose
D. which
E. when