Topics: Modal Verbs in Emergency Situations
If you see smoke, you ______ investigate it alone.
A. should
B. need to
C. must
D. must not
Select your answer:

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Phrases and ClausesModals Of SpeculationSimple Past Tense and Present Continuous TenseVerb, Object, PrepositionRelative Pronouns and AdverbsNouns - Word Form-IONPresent Simple or Present ContinuousAlthough, Though, In spite of, DespiteVerb TensesVerbal and Appositive PhrasesOther quiz:
Adjective › ViewHe tells very ______ stories.
a. amusing
B. amused
Vocabulary and Grammar › View
Alex usually ____________ his homework at 8 p.m.
A. finish
B. finishing
C. finished
D. finishes
