[ must/should ]
They … sports clothes in the gym or they won’t be allowed to play.
A. must wear
B. should wear

Random Topics:
Prepositions and ConjunctionsQuestion TagsSecond and Third ConditionalSimiles and Body IdiomsThe First Conditional SentencePrepotitionsNoun, Quantifiers and SuffixesWill and Will notPast Simple, Present Perfect TenseThere is or There areOther quiz:
Modal Verbs › ViewIf my brother were here, we __________ have solved this problem together.
A. can
B. could
Conjunctions › View
Nobody likes her ________ she is proud and selfish.
A. and
B. or
C. but
D. because
Question Words › View_________ are you doing at the moment?
A. What
B. Where
C. How
D. Who
Past Continues Tense › View
The baby ______ when the telephone _____.
A. slept – was ringing
B. slept – rung
C. sleeped – ring
D. was sleeping – rang