骨的重建
参考答案:骨骼通过成骨作用即新骨不断生成和溶骨作用即旧骨不断吸收,使其各种组份与血液间保持动态平衡,这一过程称为骨的重建。
选择与画线部分意思相同或相似的单词或短语。
1. Finally our football team wins the match.[ ]
A. At times
B. At all
C. At last
D. At first
2. There are many books in our school library.[ ]
A. some
B. much
C. a lot
D. a lot of
3. We have an art lesson at ten to four in the afternoon.[ ]
A. 4:10
B. 3:10
C. 3:50
D. 4:50
4. I want to go to see Grandma on Saturday.[ ]
A. visit
B. call
C. invite
D. choose
5. Between classes,we have a break.[ ]
A. have a look
B. have a rest
C. go to school
D. go to bed
一定时期内物业服务企业发生的、用货币额表现的生产费用,我们称其为物业服务企业的()。
A.生产费用
B.销售费用
C.经营费用
D.管理费用