假设通道的宽度为3m,单个货物深度为0.5m,请计算存储深度为1排及2排情况的通道损失。
As a composer, pianist, and band leader, Duke Ellington was a ____ figure in the history of jazz.
A. lonely
B. key
C. loyal
D. royal
______ to blame for the many troubles you have encountered.
A. It is not I who am
B. It is not I that is
C. It is not me who am
D. I am not the person who am
After the students put up Christmas decorations, the classroom ____ a holiday appearance.
A. took up
B. took on
C. took to
D. took in