股票
参考答案：
是股份公司发行的证明股东在公司中投资入股，并据此享有股东权利和承担义务的书面法律凭证。股票是金融市场上一种主要的金融工具。
书面表达。
根据以下提示的内容写一篇短文，不少于80词。
Place: Zhejiang Hangzhou
Time: Last July Hot, enough time
People: My parents and I
1. Sightseeing The West Lake, Qiandao Lake, Lingyin Temple
2. Activities Swimming in the hotel's swimming pool; Buying some green tea and
Longjing tea and some clothes made of silk
3. Eating Dongpo pork and some seafood Feelings: Excited and happy Want to
visit again soon; Want to enter a college in Hangzhou several years later
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男，36岁。间断性上腹部疼痛6个月，伴头晕、乏力、面色苍白1个月。化验血常规：红细胞3.2×1012/L，血红蛋白70g/L，白细胞5.4×109/L，血小板335×109/L；粪便隐血（＋）．胃镜检查为溃疡病。下列检查对贫血类型诊断最有意义的是（）
A.血清铁
B.血清铁蛋白
C.血清总铁结合力
D.MCV、MCH
E.网织红细胞
