一把椅子的高约是40______．
由分析可知：一把椅子的高约是40厘米．
故答案为：厘米．
People from different places come to visit Zhaoqing ______ is famous for its beautiful mountains and lakes.
A. what B. which C. who
企业无形资产开发阶段的支出平时在研发支出中归集，期末结转管理费用。 ( )
