[ Vocabulary and Modals ]
You _______ stop when the traffic lights turn red.
A. can
B. should
C. must
D. could

Random Topics:
Present Simple Affirmative and NegativeInfinitive FormsVerb + Infinitive or Gerundwill, be going to, would like toAdverb of FrequencyConditional SentencesMust / must notPronouns and AntecedentsPresent Perfect Simple vs ContinuousComparatives - SuperlativesOther quiz:
Future Tenses › ViewYou must take an umbrella. It ……….
A. is raining
B. is going to rain
C. will rain
D. rains
Subject Verb Agreement › View
It (keep, keeps) on reflecting itself on the water’s surface.
A. keep
B. keeps