[ Expressing Obligation and Modals ]
It is Monday. The students are having flag ceremony. Every student ….. wear uniform. They are standing in the yard.
A. can
B. must
C. may
D. should

Random Topics:
Present Simple and Present ContinuousTransition WordsObject PronounsLinking Verbs and TensesVerbs + Gerund or InfinitiveQuantifiers with NounsPast Perfect & Past SimpleSuffixes and TensesModals of Speculation and DeductionGerund, Participle, Infinitive, or AppositiveOther quiz:
Tenses › ViewThey ______ in the park when it started to rain.
A. were playing
B. were playing
C. had played
D. have played
Tag Questions › View
You spoke to your teacher, ………
A. didn’t you?
B. wasn’t it?
C. isn’t he?
D. is it?
E. can’t you
Present Simple and Present Continuous Tenses › ViewWhy … you … (not follow) them? Look! They are waiting for you.
A. are, not following
B. are, following
C. is, not following
D. do, not follow
Modals and Comparative Superlative › View
A rock is ………. a leaf.
A. heavier than
B. the heaviest
