患者女性，50岁。因“先天性心脏病、心房纤维颤动、左侧肢体偏瘫”收住院。
该患者常见的脉搏为
A．洪脉
B．速脉
C．绌脉
D．缓脉
E．丝脉
参考答案：C
在等差数列{an}中，若a3+a4+a5+a6+a7=90，则数列{an}的前9项的和为______．
用括号内所给词的适当形式填空。
1. We need _______ (peace) world. We hate wars.
2. Paris is one of the (live) cities in Europe.
3. I'd like to go somewhere (relax).
4. Why not (consider) visiting Singapore?
5. After a whole day's work, I feel very (tire).
6. Hawaii is too (tour), and there always arc many people.
7. Which is_________ (light), a computer or a TV?
