There _____ no hurry, need there? [ ]
A. need be
B. need to be
C. doesn't
D. needs
答案:A
两级压缩中两个压缩机气缸采用()的方式连接。
A、串
B、并
C、混
D、复
该个人应缴纳的土地增值税为( )万元。
A.3.5
B.6.1
C.1.17
D.4.55