Mr. Green drove slowly on the way home u
问题:
Mr. Green drove slowly on the way home until he reached the highway, ____ the speed limit was 60 miles
per hour. [ ]
A. because
B. which
C. where
D. that
Mr. Green drove slowly on the way home until he reached the highway, ____ the speed limit was 60 miles
per hour. [ ]
A. because
B. which
C. where
D. that