（）是指采购人或代理机构直接邀请三家以上供应商就采购事宜进行谈判的方式。
A.投标
B.竞争性谈判
C.开标
参考答案：B
用所给单词的正确形式填空。
1. Jenny ___________ (run) with a kite on the playground now.
2. I brush my ___________(tooth) in the morning and in the evening.
3. The weather is cold and ___________ (cloud).
4. His aunt ___________ (make) dumplings now.
5. His brother___________ (drive) to work every day.
6. It's 9:00 now. The children are ___________ (have) an English class.
7. He lives near school. He ___________ (walk) to school.
8. February is the ___________(two) month in a year.
9. How many ___________ (season) are there in a year?
10. He often ___________ (watch) TV on Fridays.
淋病
A．髂嵴下2横指B．髂嵴上2横指C．髂嵴水平D．胆囊区E．原来的位置
