下列气化泵中不属于单机离心泵的有（）。A、P1301 B、P1304 C、P1401

Sailing

Welcome to our TV show On the Go. Today we are going to talk about an exciting sport—sailing. First let’s talk to Sue，an 18­year­old girl who loves sailing.

Host: When did you start sailing，Sue?

Sue: I started sailing when I was 15 years old.

Host: Is it a difficult sport to learn?

Sue: Yes，it is more difficult than any other sport. For example，you need to learn about the wind directions(方向) and how to move the sails in the right way.

Host: How often do you go sailing?

Sue: I go sailing with my father every weekend.

Host: How far do you go sailing?

Sue: It depends on the wind.

Host：OK. Thank you，Sue. Good luck with your sailing.

Are you interested in sailing after hearing the interview?

If you want to learn sailing，here is a chance for you .The Water Sports Center will organize sailing lessons. Each lesson will cost you ￥20 and there are 5 lessons altogether(总共)．

小题1:What does Sue think of learning sailing?

A．Easy.

B．Boring.

C．Difficult.

D．Dangerous.小题2:Which of the following is TRUE according to the passage?

A．Sue always sails very far.

B．Sue goes sailing every weekend.

C．Sue goes sailing with her friends.

D．Sue started sailing at the age of 18.小题3: If you want to learn sailing at the Water Sports Center，how much will you pay?

A．￥15.

B．￥20.

C．￥50.

D．￥100.

某25岁初孕妇，妊娠34周，外伤后突然感到剧烈腹痛，无 * * 流血，急诊入院。查体：血压85/60mmHg，脉搏118次/分，面色苍白，大汗淋漓，宫底剑突下三横指，胎位不清，胎心听不到，宫体右前壁压痛。最可能的诊断是

A． * * 静脉破裂

B．子宫破裂

C．先兆早产

D．胎盘早剥

E．前置胎盘

患者，男性，既往有高血压病史，突然出现偏瘫，急查CT如图，该患者可能出现（）

A.左侧肢体无力

B.右侧肢体无力

C.左侧肢体感觉减退

D.胸4以下感觉减退

E.双侧下肢振动觉消失

票据未赎回前，在回购式贴现赎回开放日至赎回截止日的期间内，原贴入行只能发起回购式贴现赎回业务；赎回截止日下一日至票据到期日前一日的期间内，原贴入行只能行使买断式贴现后的票据权利；到期日后，（）只能提示付款。

A.原贴入行

B.原贴现行

Layer n on one machine carries on a conversation with layer n on another machine. The rules and conventions used in this conversation are collectively known as the layer n

A．topology

B．protocol

C．service

D．peer