Topics: Modal Verbs
. We ________ stop when traffic light is red.
A. mustn’t
B. must
C. should
D. ought to
Select your answer:

Random Topics:
Past simple regular verbsFuture Continuous TenseRegular and Irregular VerbsPresent Perfect and Present Perfect Progressive TensesFuture or PastIdentifying Sentence TypesComparisonsReported - GerundGrammar - Present and Past PassivePronouns and AntecedentsOther quiz:
Grammar › ViewWe haven’t heard from her since she arrived in Bangkok — it’s very … .
A. worrying
B. worried
Tenses › View
We ____ our commission by the end of this month.
A. will receive
B. receive
C. are receiving
D. received
