新生儿硬肿症的主要临床表现是
A.呕吐和腹泻
B.皮肤凉硬,体温不升
C.皮肤大理石斑纹
D.皮肤坏死形成坏疽
E.体温波动在1℃以上
参考答案:B
His mother ____________ an acute disease and passed away three months later.
A.came down with
B.got tough with
C.kept an eye on
D.gave her life for
瓜类蔬菜中抗逆性最弱的一种是()
A、南瓜
B、葫芦
C、黄瓜
D、冬瓜