[ Modal Verbs ]
All visitors _____ wear safety helmets in the construction area.
A. can
B. must
C. may
D. might

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V-ing/to-VGrammar - direct/indirect objectsQuantifiers & Modals of ObligationCommon Grammar Mistakes and Spelling TipsPresent simple & ContinuousAdverbial Clauses of Manner and ResultInfinitives and GerundsAdverb of TimeWish SentenceIf- ConditionalOther quiz:
Conjunctions and Transitions › ViewThe recent changes in the law are __________ to the citizens.
A. Consequently
B. Of particular significance
C. Nonetheless
D. Moreover
Grammar › View
_______ will you visit your grandparents?
A. Who
B. Why
C. When
D. What
Countable and Uncountable Nouns › ViewThere are a large ____________ of dog lovers in my neighbourhood.
A. number
B. amount
Grammar › View
_____ you buy shoes?
A. Do
B. Does
