[ Modals ]
We —- cross the street when the light is red.
A. mustn’t
B. needn’t
C. don’t have to
D. can’t
E. couldn’t

Random Topics:
So Such Enough TooPrepositions and ArticlesPast Tense (Regular and Irregular)Verbs & Phrasal VerbsTransitional WordsVerb to Be Tenses & Object PronounComparatives and Past Perfect TenseTransitional Phrases and ConjunctionsVerbals and GerundsAdjectives with -ED and -INGOther quiz:
Mixed General Quiz › ViewAt 1,950 meters, Cheju island’s Mt. Halla is the ___ point in South Korea.
a. higher
b. highest
c. most high
Present and Future Tenses › View
Look at your dress! It’ dirty! …………you eaten ketchup?
A. Do
B. Are
C. Has
D. Have
Subject Verb Agreement › ViewThe new dress (fit/fits) perfectly for Olivia.
A. for
B. fitted
C. fitting
D. fit
Grammar › View
The first electric lamp had two carbon rods from which vapor serves to conduct the current across the gap.
A. The first
B. which
C. serves
D. to conduct
