[ Modal Verbs ]
Passengers _________smoke on the train.
A. cannot
B. should not
C. must not
D. don’t have to
Select your answer:

Random Topics:
Dependent PrepositionsAdjectives and comparisonsConjunction and PunctuationPast Perfect or Past Perfect ContinuousMay, MightGerunds and InfinitivesFuture Tense - will and going toModal Verb in Passive VoiceConjunctionSuffixes and TensesOther quiz:
Grammar › ViewWhat is the comparative form of ‘bad’?
A. Bader
B. Badder
C. Worse
D. More bad
Vocabulary and Grammar › View
The local government suggested ______ a road through the Nam Cat Tien National Park.
A. build
B. to build
C. building
D. being built
