进行PLC控制系统设计时应最大限度地满足被控对象的控制要求。（）

情景对话。

— Is this your school computer room? 1.___________________________ 　　 

— 2.__________________________ 　　 

— What are they doing? 　　 

— 3._________________________ 　　 

— 4._________________________

— Yes, we work here once a week. 5.____________________________

A. Where are they?

B. We are all keen to learn modern techniques.

C. Do you often work here?

D. They are learning to use computers.

E. They are students of the Russian department.

F. Who are these people?

G. We are working hard.

病历摘要：患者女性，72岁，因“因反复咳嗽、咳痰5年，气短2年，加重1周”收住院。入院后患者呼吸困难加重，体查：T37.8℃，BP120/80mmHg，P100bpm，R28bpm，嗜睡状，平卧位，桶状胸，双肺可闻及少量细湿性啰音，未闻及干啰音。心率100bpm，律齐，P2>A2，三尖瓣Ⅲ级收缩期杂音，双下肢轻度浮肿。

该患者目前需尽快采取的有效措施中最紧急的是哪个？（）

A.停用氨茶碱静滴

B.面罩高流量给氧

C.气管插管或气管切开行有创机械通气

D.鼻导管高流量给氧

E.抗心衰治疗

F.加用强效抗生素治疗

氰化物抗过氧化物酶染色阳性是下列哪种病的特征性细胞化学染色反应（）

A.嗜酸粒细胞白血病

B.多毛细胞白血病

C.多发性骨髓瘤

D.急性淋巴细胞白血病

E.急性非淋巴细胞白血病

I remember____the company only owned a smallshop.

A．when

B．how

C．whether

D．what

Man: How did you go to Canada, Jane Did you flyWoman: I was planning to, because it’s such a long trip by bus or by train. But Fred decided to drive and invited me to join him. It took us two days and a night.Question: What can we infer from the conversation

A．Fred is planning a trip to Canada.

B．Fred usually flies to Canada with Jane.

C．Fred persuaded Jane to change her mind.

D．Fred likes the beautiful scenery along the way to Canada.