非小细胞肺癌对应肿瘤标记物为（）
A.CA199
B.CA135
C.PSA
D.CA125
E.LTA
参考答案：E
The manager, ____________ it clear to us that he didn’t agree with us,left the meeting room.[ ]
A.who has made
B.having made
C.made
D.making
哪些原因造成的行李包裹损失承运人不承担责任？
