西法兰克王国在文化上具有杂交的优势，其中它不包含哪种文化（）A、罗马文化B、高卢文化

He asked her to marry him and she ______. He was very happy to jump into the air.          [ ]

A. received                        

B. accept          

C. didn't                          

D. accepted

在集装箱装箱港，船方应特别留意所接收集装箱的（）。

A．箱内货物数量

B．箱内货物质量

C．箱内通风状况

D．外表状况和封志

眼和眼眶通常扫描的层厚是（）

A.2mm

B.5mm

C.10mm

D.15mm

E.20mm

采用步进电机的开环伺服系统（）

A、工作不可靠

B、调试不方便

C、伺服单元复杂

D、进给速度有较大限制

A client has just finished his glucose tolerance test. How many hours should it take for his blood glucose level to return to normal（）

A. 2 hours.

B. 3 hours.

C. 5 hours.

D. 6 hours.