[ Grammar ]
The safety officer warned the employees ______ protective gear when handling hazardous materials.
A. to wear
B. wearing
C. wear
D. worn

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Infinitives or GerundsConditionalPassive Voice in Past Simple TenseGrammar (Possessive Pronouns)Question tag and + - AgreementPrepositions and ConjunctionsParticiple Clauses & Cleft SentencesPresent Simple vs Past SimpleAction, Helping & Linking VerbsPresent Tenses and VocabularyOther quiz:
Modal Verbs › ViewIt’s sunny outside, but she’s carrying an umbrella. It ___ rain later.
A. might
B. must
C. can’t
a, an, the, Zero Article › View
I would love to see ____ Pacific ocean, especially on ____ Hawaiian beach.
A. The, a
B. A, the
C. -, the
D. A, an
Someone _________ the coffee.
A. Has finished
B. Has been finishing
Present Continuous Tense › View
I _____ my dinner right now.
A. eat
B. eating
C. am eating
D. eats
