不具备防喷功能的封井器是（）。
A、两用轻便封井器
B、半封封井器
C、全封封井器
D、自封封井器
参考答案：D
Finding her car stolen, ______ .
A．a policeman was asked to help
B．she hurried to a policeman for help
C．the area was searching thoroughly
D．it was looked for everywhere
资料1
请根据以上资料，选择以下栏目的正确选项：
“提运单号”栏（）。
A．277973874GG
B．2007WAT46793
C．1080321484554
D．HUKT557380
