Choose the best modal to complete the sentence:
We have visitors in school tomorrow. The principal said that we ____ clean our classrooms and corridors.
A. must
B. have to
C. need to
D. should

Random Topics:
Auxiliary WordsSubject-Verb AgreementConditionalAuxiliary Verbs & Question TagsSubjunctivesPrepositions and Preposition PhrasesPronunciation and VocabularyAdjectives, Adverbs, and PrepositionsAdverbs, Prefixes, and SuffixesFuture Simple TensesOther quiz:
Grammar › ViewYou ________ the meeting this week if you are too busy. There is going to be another one next week and you ________ to that one.
A. might not attend / would go
B. needn’t attend / can go
C. mustn’t attend / may go
D. ought not to attend / will go
Past Perfect Tense and Past Tense › View
When we were in elementary school, we ……… (not/learn) past perfect tense before we got English course.
A. have learnt
B. had not learnt
C. were learning
D. have not been learnt
Subject Verb Agreement › ViewMy relatives ____________ to Sidoarjo at 7 pm later.
A. arrived
B. will arrive
Modal Verbs › View
She _______ be on the bus. I think her car is having problems.
A. able
B. might
C. must
