Answer:
B. to narrate past events
Explanation:
The verb tenses used in the following sentence from the story: "In the past they had sometimes been treated to three-legged creatures from Venus" are used to narrate past events.
This is because, events that have already happened are being narrated. 
 
        
             
        
        
        
2 because the prefix bi- means two. Like a bicycle has two wheels.
        
             
        
        
        
Continuing his linguistic studies, Tolkien joined the faculty of the University of Leeds in 1920 and a few years later became a professor at Oxford Universit.
 
        
             
        
        
        
Explanation:
Most exciting day of school
The exciting day of my school was on first day of new class . New students ,classes, new teachers everything new .I was really excited for the day. the day started with a prayer then I went to my new classroom and everyone was really excited for the day like I was . My new class teacher introduced herself and told us to introduce ourselves.After introducing ourselves and we all became friends. The day was so fast. evening came and came back home I told everything to my parents and this was the most exciting day of school.