血淋与尿血的最主要鉴别在于

A．小便血色的鲜红还是紫暗
B．小便量的多少
C．小便有无混浊
D．小便是否畅通
E．小便时有无疼痛

The following are three ads.

Driver Wanted

1. Clean driving license

2. Good-looking

3. Age over 25

Apply (申请) to: Capes Taxi, Shenzhen

Tel: 0755-6561382

Air Hostess(空姐) Wanted

1. Age between 20 and 33

2. Height from 1.6m to 1.75m

3. Two foreign languages

4. College graduate

Apply to: China airlines, Beijing

Tel: 010-88488970

Teacher Needed

For private language school

Teaching experience necessary

Apply to: Instant Languages Ltd, Dalian

Tel: 0411-4313861

You may call （）when you wish to be a teacher.

A．0755-6561382

B．0411-4313861

C．010-88488970

D．A and B