三原色中蓝的互补色是（）
A.黄
B.品红
C.青
D.红
参考答案：A
根据图片填空。
1. There weren't any __ or __ many years ago.
2. We lived in a big __
3. I have got a __ . I watch it every day.
高温密闭缺氧条件下煅烧成炭的方法称（）
A.炒炭法
B.扣锅煅法
C.明煅法
D.煅淬法
E.煨法
or __
many years ago.
. I watch it every day.