Topics: Modal Verbs and Conditionals
You …………… walk on the grass. It isn’t allowed.
A. won’t
B. can’t
C. mustn’t
D. couldn’t
Select your answer:

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Inversions and Subjunctive › ViewIt is vital ….. the patient today.
A. that visitors not disturb
B. that visitors don’t disturb
C. not to disturb
Grammar › View
In general, by the second year of production, the price of a few technologies_______ significantly.
A. will decrease
B. will have decreased
C. has decreased
D. will have been decreased
