Topics: TOEIC Grammar and Vocabulary Review
Workers ……………. the chemical laboratory must wear masks and protective clothing.
A. enter
B. entered
C. entering
D. enters
Select your answer:

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Future - Will and Be going toPast Continuous vs Past SimpleModals for Necessity and SuggestionsPresent Verb TensesVocabulary and Modal VerbsPreposition and AdjectiveTenses and VerbsModal Verbs and Gender NounsPerfect TensesPassive Voice & TensesOther quiz:
Past Simple Tenses › ViewFill in the blank: ‘I _____ (see) that movie last week.’
A. see
B. saw
C. watching
D. watches
Present Tense › View
Auroras _____ dynamic patterns of brilliant lights that appear as curtains, rays, spirals, or dynamic flickers covering the entire sky.
A. display
B. displays
C. displayed
D. displaying
