1. " it must have been 9: 00. "what is this sentence in spanish?
a. son las 9: 00.
b. eran las 9: 00.
c. serían las 9: 00
d. serán las 9: 00.

2. it must be my friend, sara. what is this sentence in spanish?
a. es mi amiga, sara.
b. era mi amiga, sara.
c. sería mi amiga, sara.
d. será mi amiga, sara.