[ Modal Auxiliary Verb ]
When you are putting gasoline in your gas tank, you ___ smoke! It is forbidden.
A. Must not
B. Must
C. Have to
D. Don’t have to

Random Topics:
Countable & Uncountable NounsGerunds as objects of prepositionGrammar (want to/ need to/ have to)Tenses & PrepositionIf/Unless - Conditional type 1PassivisationConjunctions - ConnectorsPresent Tenses: Simple vs ContinuousModal and Auxiliary VerbsV-ing/to-VOther quiz:
Contrast Linking Words › ViewI enjoyed the party ……………….. I didn’t know anybody there.
A. although
B. despite
Question Tags › View
She doesn’t want to go, ___?
a. does she
b. doesn’t she
c. did she
