[ Modal Verbs ]
You ___ be careful while handling chemicals in the lab.
A. can
B. must
C. may
D. might

Random Topics:
Perfect TenseTOEFL GrammarLinking Words and ConjunctionSimple, Compound, Complex SentencesTime ConjunctionsModals AuxiliaryQuantifiers: too many, too much & enoughGerund NounQuantifies and Modals of DeductionPast Simple and ContinuousOther quiz:
Question Tag › ViewThe amount he is suffering from hay fever he needs to see a doctor, …….?
A. doesn’t he
B. won’t he
C. did he
D. is he
Superlative Adjectives › View
What’s …………….. animal in the world?
A. the dangerousest
B. more dangerous
c. the most dangerous
Quantifiers / Prepositions of Time and Comparative Adjectives › ViewThis is the ______ poem I have ever written.
A. best
B. better
C. good
D. most good
Grammar › View
Grandfather isn’t feeling well. He ____ the doctor later today.
A. ‘s seeing
B. sees