[ Conditional Sentences ]
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:
Adverb PhrasesSimple Present TenseNouns - Word Form-IONGerunds/InfinitivesPresent Progressive or Present SimplePresent simple & ContinuousWish SentencePronunciation and VocabularyGrammar - Wh QuestionsRelative Clauses and Past PerfectOther quiz:
Future Tense › ViewMy parents __ cook dinner tonight.
A. am not going to
B. are not going to
C. were not going to
D. is not going to
Grammar › View
They ___ watching football on TV.
A. loves
B. love
C. loving
D. loved
