正常时，眼底动脉与静脉管径之比约为（）。 A.2：3 B.1：3 C.2：4 D.1

孕41周，羊水指数（AFI）7cm，临产后产程进展好，宫口开大3cm，人工破膜，羊水Ⅰ度胎便污染，合适的处理是（）

A.左侧卧位，吸氧，胎心监护

B.立即剖宫产

C.缩宫素点滴缩短产程

D.静脉推注二联

E.严密观察，顺其自然

补全对话。根据对话内容，在每小题的空白处填入适当的话语，使对话意思完整。

(It's Friday today. Bob and Dave are talking about their weekend plans.)

Bob: Dave, the radio says it is sunny tomorrow. Do you have any plans?

Dave: 1_____________________________. I want to go to the beach.

         2_____________________________?

Bob: I'm going to do some sports.

Dave: 3_____________________________?

Bob: I like basketball best. I think it can help me grow taller.

Dave: 4_____________________________?

Bob: I will play it in the gym. By the way, who will you go to the beach with?

Dave: I'll go with my parents.

Bob: 5_____________________________?

Dave: We will go there by car.

Bob: Have a good time.

Dave: The same to you.

S企业接受委托，采用视同买断方式代销商品。销售商品结转成本时，应编制的会计分录为（）。

A.借：主营业务成本贷：委托代销商品 

B.借：主营业务成本贷：受托代销商品 

C.借：代销商品款贷：受托代销商品 

D.借：主营业务成本贷：库存商品

做细铁丝在氧气中燃烧的实验时，要预先在集气瓶中装少量的水或在瓶底铺一层细砂的原因是______；农药波尔多液的成分之一是CuSO₄，不能用铁桶盛放波尔多液的原因是______（用化学方程式表示）．

银行卡包括哪两大类?