Question

So many unpleasant things ____ happen at airports. a) must b) can c) should d) may

Answer 1

May

.......................

Answer 2

The correct answer is d) may.

The word "may" expresses possibility or likelihood. In the given sentence, it suggests that unpleasant things have the potential to occur at airports. It acknowledges that such occurrences are possible without making any strong claims about their inevitability.