They _____ him for many years.
AKnow
BKnowing
CHave known
DHas knowing
AKnow
BKnowing
CHave known
DHas knowing
Related Questions:
Select the most appropriate option that can substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution’.
If you do not followed the rules, you will not be allowed to stay at this hostel.