[ Modal Verbs ]
They ………. wear uniforms at work.
A. have to
B. can
C. may
D. should

Random Topics:
The First Conditional SentenceGrammar and PrepositionsCountable Vs Uncountable NounsClauses and ConjunctionsGerund & InfinitiveAdverb ClauseGerund NounPast Tense and Past ContinuousFirst ConditionalsPresent Simple ProgressiveOther quiz:
Prepositions and Preposition Phrases › ViewHow many prepositional phrases are in the following sentence? Enter the number of prepositional phrases.
On Wednesday, we celebrated at my mom’s house for two hours.
A. One
B. Two
C. Three
D. Four
Grammar › View
Japanese is _________ language to learn.
A. the hardest
B. hardest
C. hard
D. harder than
Parents want their children_____________?
A. to be happy
B. be happy
C. happy
D. being happy
Vocabulary & Grammar › View
A millennium is_________ a century.
A. shorter than
B. longer than
C. as long as
D. as short as
