腹膜炎引起的肠梗阻属于：（）
A．机械性绞窄性肠梗阻
B．机械性单纯性肠梗阻
C．麻痹性肠梗阻
D．血运性肠梗阻
参考答案：C
连词成句（注意标点符号及字母的大、小写）
1. a, sell, goods, we, price, these, good, at, very
________________________.
2. green, they, in, coats, have
3. do, you, to, what, want, buy
________________________?
4. hat, his, have, sister, does, red, a
5. sells, store, which, vegetables
信息速率Rb
