There is no (substitute) for practical experience.
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This tree looks high and strong but actually its trunk is (hollow).
A. 中空的
B. 黄色
C. 吞下
D. 机构
She said my smile just like the sunshine could (expel) the dark clouds and made her happy
A. 超越
B. 压迫
C. 驱逐,赶出
D. 开支
We give full access to our employees to apply for (vacant) positions within our enterprise.
A. 申请人
B. 空缺的,未占用的
C. 假期
D. 真空
The board consists of (vertical) and horizontal lines
A. 垂直的
B. 变化的
C. 优化的
D. 欢乐的