《外出经营活动税收管理证明》的有效期限最长不得超过()天。
A.30
B.90
C.120
D.180
参考答案:D
—I have a good piece of news for you. Our team has won first place.
— _______! I'll let everyone know it.
A. Fantastic
B.Good luck
C. My pleasure
D. Amusing
“重点检重点修”的检查范围和质量标准规定:提速铁路货车和非提速铁路货车车轮部分的检查范围和质量标准一致。