tình cha ốm áp như nồi nước sôi
When did the great wall of china build?
a.1368
b.1660
c.1258
a.1368
how long was great wall of china?
a.11500km
b.20000km
c.21196km
c.21196km
who is the fisrt people built great wall of china?
a.geogre washington
b.tan thuy hoang
c.tokuda
b. tan thuy hoang
who is the builder the great wall of china?
a.tin,minh
b.minh,leo,tin,andrew
c.qin,hanand many dynasty
c.qin, hanand many dynasty
how many years did it take to build the great wall of china?
a.20 centuries
b.3000 years
c.4000 years
a. 20 centuries