[ Conditionals / Unreal Past ]
They … let you on the plane unless you have a valid passport.
A. had
B. have
C. will
D. won`t

Random Topics:
Modal Verbs and PermissionMixed Present TensesGrammar - QuantiflierPresent Tense vs Present ContinuousLexico and GrammarVerb Tense, Pronouns and AntecedentsSentence Structure and PunctuationFuture Simple TenseGrammar and SyntaxToeic VerbOther quiz:
Mixed General Quiz › ViewSoap is made from ___.
a. lie
b. lye
Modal and Auxiliary Verbs › View
I can play basketball very well.
Which word in the sentences is a modal verb?
A. play
B. well
C. can
D. basketball