胰腺颈部可见下列结构会合（）
A.脾静脉、肠系膜上静脉会合为门静脉
B.脾静脉、门静脉
C.肠系膜上静脉、门静脉
D.脾静脉、肾静脉
参考答案：A
首届全国“挑战杯”中共有几项作品获奖？（）
A.155
B.154
C.153
D.156
As a general rule, tally clerks should make their tallying（）.
A.in waerhouses
B.on deck
C.ashore
D.in the tallyroom
