会议推广是一种()的推广形式,且没有受到严格限制。
A.新潮
B.有效
C.常用
D.传统
参考答案:D
When I wanted to buy a computer, I saved as much as I could, and my mother the rest of the money.
A.kept up
B.held up
C.tool up
D.made up
花卉