[ Grammar ]
If you want to take photos while you are going round the exhibition, you _____ ask a permission.
A. ought to
B. was able to

Random Topics:
Must / must notModal Verbs and ConjuctionsHow much or How many?Word FormationThe First Conditional (if/unless)The Future Simple TenseSuffixes (ing-ed) SentencesSuperlative AdjectivesInterrogative Pronouns & AdverbsPrepositionsOther quiz:
Simple Present Tense › ViewPlease ______ the fan.
A. turn on
B. turns on
Future Tenses › View
Victoria ____ like Indian food.
A. willn’t
B. won’t