一个三角形的三边长分别是5,10,a-2,则a的取值范围是( ).
7<a<17
There _____ two slices of turkey on the table and there _____ some relish on the slices.[ ]
A. are, are
B. are, is
C. is, is
D. is, are
厨房通风消音器的作用是什么()
A.在排除厨房异味的同时保持区域环境的安静
B.平衡压力
C.除臭
D.提高烤箱效率