Topics: Conditionals / Unreal Past
They … let you on the plane unless you have a valid passport.
A. had
B. have
C. will
D. won`t
Select your answer:

Random Topics:
Adjectives, ING - EDPrepositions of Time and PlaceGrammar: MorphologyLinking WordsAdverbs, Infinitives, Definite ArticlePhrasal VerbsDependent ClausesMiscellaneous Grammar UsagesThe First Conditional SentencePresent Progressive or Present SimpleOther quiz:
Expressing Obligation and Modals › ViewYou …. be quiet when someone else is speaking.
A. must
B. must not
Pronouns › View
Mr. Smith and ___ started the meeting on time.
A. her
B. I
C. me
D. him
