Tea _______ by accident about 5000 years ago.
| A． |
invented |
B． |
was invented |
C． |
is invented |
Tea _______ by accident about 5000 years ago.
| A． |
invented |
B． |
was invented |
C． |
is invented |
试题篮
()
粤公网安备 44130202000953号
