Grammar Quiz

Welcome to GrammarQuiz.Net - 190,531 English grammar multiple choice exercises. Practice your English for free and fun, no registration required.
Google Play


[ Modals ]

The office workers _____ follow the protocol set in their company whatever the situation is.

A. has to

B. must

C. mustn’t

D. must be

Select your answer:
         


Topics :

Noun / Pronoun Complex Prepositions Question Tags Do not- Does not Present Perfect and Past Simple Zero Conditional Was & Were Questions Morphology and Grammar Sentence Labeling Grammar: Have to Have to / Do not have to TOEFL Grammar Vocabulary Spelling Grammar Prepositions of Place and Time Verb, Object, Preposition Grammar Error Correction (Simple Present Tense) The First Conditional Sentence Transitional Words Present Progressive or Present Simple Present Tense vs Present Continuous Modal and Relative Phrases Modals for Obligation Tenses Practice Passive Sentence Modal Perfect Modal, Causative Verb & Elliptical Structure Quantifiers: too many, too much & enough Linking Verbs and Tenses Ordering Adjectives Past with Modals Verb to have Question tag and + - Agreement Passive Voice, Question Tag, Prepositions Causative Verb Comparatives - Superlative Adverbs of Manner, Likes and Preferences must/should Vocabulary and Tenses Gerund Subject or Object Gerund or to Infinitive Helping and Linking Verbs Adverbial Clauses of Manner and Result Future Simple Sentence Structure and Punctuation Grammar Present Simple vs Past Simple Do / Have / Can - Basic Questions Present Simple Progressive Because / so Adverbial Clause of Concession Modal Verbs and Contrastive Conjunctions Comparisons Present & Past Tenses Gerunds and Tenses Conditionals and Modals of Probability will, be going to, would like to Subject Verb Agreement Irregular Verb Verbs Regular and Irregular Verbs Inversion + Passive Voice Passive Voice with Modals Grammar of Conjunctions and Prepotitions Superlative Adjectives Tenses, Determiners & Subject Verb Agreement Have Got Passive Modals Pronouns, Sentence Structure, and Apostrophes Coherent Sentence with Correct Grammar Structure Would rather/ would prefer/ would like Comperative and Superlative Grammar (either..or.. and neither..nor..) Past Simple vs Past Continuous Dependent Prepositions Superlative & Comparative Adverbs Preference & Future Tense Articles and Prepositions Past Tense & Past Continuous Tense Possessive Pronouns and Quantifiers Basic Grammar Present Simple x Present Continuous Verb-ing or to Verb Past and Present Tenses Countable Vs Uncountable Nouns Tenses, Tag Questions, Phrasal Verbs Main Idea and Sentence Structure Speech Tenses If Conditional Zero and One Future Tense Vocabulary DEGREE COMPARISON If Clauses Conditional Tenses Verb Present Simple Tense Passive and Active Sentences so vs such Past Continuous Collocations & Tenses Phrasal Verb & Prepositional Phrase Modals and Present Tenses Past Simple Verbs Was and Were
➤