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:
Grammar › ViewI can’t … how to solve this problem. … you … me with it?
A. figured out, will … help
B. figures out, will help
C. figure out, will … help
D. figure out, won’t … help
Grammar › View
Which sentence uses the word “absence” correctly?
A. When you are absence from school, you should find out what you missed.
B. Celia has some work to make up due to her absence yesterday.
C. My teacher marks me as “absence” if I get to class five or more minutes late.
D. Because it is an absence day, I do not have to go to school.
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