[ Modal Verbs ]
You ………………step on the grass. Don’t you see the sign.
A. don’t need to
B. don’t have to
C. mustn’t
D. shouldn’t

Random Topics:
Conjunctions, Interjections and DeterminersPassive and Active Voice-ed/-ing AdjectivesA/AnComplex Sentences with Adverb ClausesComparative and Superlative AdverbsTransitional WordsReported Speech and TensesSimple Future TenseModals for DeductionOther quiz:
Tenses › ViewGeorge ………this film three times.
A. sees
B. has seen
C. saw
D. had seen
V-ing/to-V › View
When you see John, remember_______ my regards to him.
A. to have sent
B. sending
C. send
D. to send