Complete the sentence below with the correct modal expression:
'All guest lecturers _____ register at the main desk upon arrival, as it is a mandatory administrative requirement.'
Which of the following options correctly completes the sentence?
- mustAnswer
- Bmust to
- Cmight can
- Doughted to
Answer
The modal verb 'must' correctly expresses obligation and requirement without an added 'to' particle.
The verb 'must' accurately conveys compulsory obligation and correctly takes the bare infinitive verb form 'register'.
Step-by-Step Solution
Key Concept
Modal Auxiliaries for Obligation and Complement Structure
Estimated Time:45s