In the question below choose the word(s) or phrase(s) which best fills the gap(s):
Do not take my books out of this office unless you .... my permission to do so
A
get
B
have
C
had got
D
are having
Verified Correct Answer: B.
Grammar & Contextual Explanation
This sentence expresses a condition. The clause introduced by “unless” requires the simple present tense when referring to a real future condition. “Have” shows possession.
Source: Myschool Past Questions Archive (Record #5537)