How about ________ a newspaper in English?[ ]
A.read
B.reading
C.see
答案:B
十二指肠球部溃疡的临床特征为()
A.呕吐
B.腹部肿块
C.餐前中、上腹痛
D.嗳气
E.老年人多见
库存货物种类多,仓库的专业化程度越低,仓库总平布置的难度就越大。( )