6873 - Intermediate\Upper-Intermediate Test:8 - A: Is it Sunday? All the shops are closed. B: Well, if all the shops are closed, it _____ Sunday.

A: Is it Sunday? All the shops are closed.
B: Well, if all the shops are closed, it _____ Sunday.
might have been
can’t be
must have been
must be
Table of English Grammar Contents (All Levels)
English Vocabulary Tests
Pre-Intermediate Grammar Exercises
English Modals Tests