A． Because he likes living alon
B． Because his house is far from his parents' hous
C． Because he often gets on busines
D． Because he always quarrels with his parent
A． It originated from the desire of citizens in Oklahom
B． It's the link between the east and west of the
C． It provides a longer and faster way across the Americ
D． It's a long national highway collecting the existing state road
A． 3,300
B． 3,800
C． 8,300
D． 8,800
A． was the shortest way to California
B． led to their dream west
C． demonstrated the spirit of movement and excitement
D． was a wonder built by the federal government