细菌性痢疾的肠溃疡特征
A.溃疡呈环形与肠的长轴垂直 B.溃疡呈长椭圆形与肠的长轴平行 C.溃疡呈烧瓶状口小底大 D.溃疡边缘呈堤状隆起 E.溃疡表浅呈地图状
参考答案:E
—Mum,I am afraid I won’t do well in the coming test.
—Honey,________more careful,________you will make it.
A.is;so
B.be;and
C.be;then
D.being;and
中药生产企业有何特点?