-Look, what an old palace! It looks so great!
-Yeah. It _________ nearly 800 years ago.[ ]
A. was building
B. was built
C. has built
D. is built
答案:B
-Look, what an old palace! It looks so great!
-Yeah. It _________ nearly 800 years ago.[ ]
A. was building
B. was built
C. has built
D. is built
答案:B