[ Modal Verbs ]
Some shells ______ give you a toxic or painful sting, so you ______ be careful.
A. Must , must not
B. Can , have to
C. Can , mustn’t
D. Should , shouldn’t
Select your answer:

Random Topics:
Past PerfectModalCorrelative conjunctionsConjunctive AdverbsSo / Neither / Either / TooPast Perfect Simple & ContinuousDependent PrepositionPresent Tense (Negatives and Questions)Noun, Pronoun, Adjective, VerbContrast Linking WordsOther quiz:
Modal Verbs › ViewI’m not feeling very well. I think I ….. have a cold.
A. can
B. might
C. should
D. will
Present Perfect Adverbs and Indirect Questions › View
Helen has studied German ______ she was ten years old.
A. for
B. since
C. never
D. ever
