《船舶最低安全配员证书》编号及有效期截止日期应与船舶国籍证书编号及有效期截止日期（）。
参考答案：相同
食管平滑肌瘤的特征性X线表现是（）
A.黏膜紊乱
B.充盈缺损
C.管腔变形
D.环行征
E.浅分叶
— How could you ________ your friend so easily?
— She is the kind of person who ________ in a crowd. [ ]
A. pick out; stands out
B. make out; stands for
C. take out; stands by
D. bring out; stands aside
