[ Modals ]
At a factory workers _____ wear a uniform.
A. should
B. must
C. don’t have to
D. have to

Random Topics:
Verbal PhrasesPassive Voice Active VoicePast form of ModalsTypes of PrepositionGrammar: Have toPast Simple and Past ProgressivePersonal & Possessive PronounsGrammar - may & mightSimple Present Negative and QuestionFood VocabularyOther quiz:
Prepositions › ViewVery few people succeed ____________ finishing this course in three months.
A. in
B. for
C. from
D. with
Present Perfect Continuous Tense › View
My brother __________ on the phone for two hours.
A. has been talking
B. has been talked
C. have been talking
D. have been talked
Grammar › ViewUse the new computer, __________ is right over there, to type your project.
A. that
B. who
C. which
D. where
Mixed General Quiz › View
Kansas is located ___ the center of the United States
a. at
b. to
c. in
