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【单选题】
患儿,女,8个月,因腹泻、呕吐3天于11月26日入院,患儿大便呈稀水样,无腥臭,无粘液,10/日,量中等。查体:体温38°C,呼吸45次/分,心率142次/分,精神萎靡,皮肤弹性差,四肢温,前囟、眼窝凹陷,心音低钝,腹部胀,肠鸣音弱,腱反射弱。实验室检查:大便镜检白细胞0~1个,血钠122mmol/L。患儿病原学诊断最可能是A.
轮状病毒性肠炎
B.
致病性大肠杆菌肠炎
C.
侵袭性大肠杆菌肠炎
D.
空肠弯曲菌肠炎
E.
金黄色葡萄球菌肠炎
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【单选题】听力原文：W: Look! The room is full of smoke. I can hardly breathe. M: I agree. Smoking shouldn't be permitted in this room. What are they talking about?
A.
They are talking about their new room.
B.
They are talking about the polluted air in the room.
C.
They are talking about their school.
【单选题】建设工程组织非节奏流水施工时，其特点之一是（ ）
A.
各专业队能够在施工段上连续作业，但施工段之间可能有空闲时间
B.
相邻施工过程的流水步距等于前一施工过程中的第一个施工段的流水节拍
C.
各专业队能够在施工段上连续作业，但施工段之间不可能有空闲时间
D.
相邻施工过程的流水步距等于后一施工过程中的最后一个施工段的流水节拍
【单选题】听力原文：W: Look, the room is full of smoke. I can hardly breathe. M: I agree. Smoking should not be permitted in this room. W: That's right. Nowadays, people who smoke seldom think of others. What can we...
A.
Something is on fire.
B.
The two speakers don't smoke.
C.
Smoking is forbidden there.
【单选题】W: The room is full of smoke. I can hardly breathe. M: I agree. People should not smoke in the room. 18. What does the dialogue mean?
A.
The room is on fire.
B.
Someone is cooking.
C.
Neither of them likes smoking in the room.
D.
There is very little smoke in the room.
【单选题】听力原文：(A) One woman has a computer. (B) The room is full of customers. (C) They are studying in a library. (D) One man is standing on a chair.
A.
B.
C.
【单选题】建设工程组织非节奏流水施工时,其特点之一是( )
A.
各专业队能够在施工段上连续作业,但施工段之间可能有空闲时间;
B.
相邻施工过程的流水步距等于前一施工过程中第一介施工段的流水节拍;
C.
各专业队能够在施工段上连续作业,施工段之间不可能有空闲时间;
D.
相邻施工过程的流水步距等于后一施工过程中最后一个施工段的流水节拍。
【单选题】建设工程组织非节奏流水施工时,其特点之一是(
A.
相邻施工过程的流水步距等于后一施工过程中最后一个施工段的流水节拍；
B.
相邻施工过程的流水步距等于前一施工过程中第一个施工段的流水节拍；
C.
各专业队能够在施工段上连续作业,但施工段之间可能有空闲时间；
D.
各专业队能够在施工段上连续作业,施工段之间不可能有空闲时间；
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