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【单选题】
有渗性脱水，下列说法错误的是A.
水分摄入不足
B.
多以失盐为主
C.
水分排出过多
D.
口渴为最早症状
E.
血清钠＞145mmol/L
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【单选题】—Good morning, sir. What can I do for you? —I want to change the shoes my friend bought yesterday. It’s not my size. Q: What is the relationship between the two speakers?
A.
They are boss and secretary.
B.
They are customer and waiter.
C.
They are consumer and shop assistant.
D.
They are teacher and student.
【简答题】A ) encourage B) establish C) estimate D) expand 1. I _______ it will take three months to build the bridge. 2. Metals _______ when they are heated. 3. They often _______me not to give up when ...
【简答题】( ) 1. Mr. Thomas is calling John Brown. ( ) 2. John Brown made the phone call in the afternoon. ( ) 3. The clerk said that Mr. Thomas had just left. ( ) 4. John Brown called to cancel a business ...
【简答题】完形填空。 Steve and Mark were good friends. They decided to spend their vacation in Haiti. Since they 1 no French, they took a French word book with them and hoped it would help them in difficult situatio...
【简答题】《实施意见》主要明确了哪些事情?
【简答题】They decided to ________(merge) the two small companies into one.
【单选题】Listen to a team having a meeting to decide how to complete the task below. Choose the options they decide on. Set up a catering company Your team wants to start a business that prepares food for cust...
A.
Food4event
B.
Italy on the move
C.
Buon Appetito
【多选题】差动连接的单出杆活塞式液压缸的特点是______。
A.
缸两端油口同时进油
B.
活塞由有杆腔向无杆腔运动
C.
差动的速度为系统油液流量除以活塞杆的面积：v=Q/A 3
D.
活塞的推力为系统油液压力乘以活塞杆的面积：F=PA 3
E.
活塞往复运动速度较大
F.
活塞往复运动克服的负载不相等
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