William has cut his smoking_____to five cigarettes a day.
A. down
B. short
C. away
D. off
查看答案
在关系数据库中,用来表示实体问联系的是()
A. 属性
B. 二维表
C. 网状结构
D. 树状结构
升浮的药物能()
A. 平喘
B. 潜阳
C. 发汗
D. 利尿
It ‘s_____my power to make final decision on the matter.
A. off
B. out
C. above
D. beyond
Both of my brothers are now married ,so I have two_____.
A. sister-ins-law
B. sisters-in-law
C. sisters-in-law
D. sister-in-law