作业

国家开放大学人文英语4形考作业单元自测7 “题目：— Here you are, Sir. 答案：Thank you very much “题目：— May I speak to Prof . Li please? 答案：I’m afraid you’ve got the wrong number “题目：— So sorry to trouble you.…

国家开放大学人文英语4形考作业单元自测6 题目：— Are you on holiday here? 答案：No, we aren’t. We live here 题目：— Do you mind if I read the newspaper on the table? 答案：Go ahead, please 题目：— Is it going to be …

国家开放大学人文英语4形考作业单元自测5 题目：— Can you help me clear up the mess? 答案： No problem 题目：— Have a nice holiday, Ted. 答案：Thank you, and you too 题目：— How was the journey to London? 答案：It went …

国家开放大学人文英语4形考作业单元自测4 题目：— Can you tell me where I can park the car? 答案：Well, just over there 题目：— Could I talk to Prof. Lee? 答案：Yes, speaking 题目：— I’ve got a bad cold today. 答案： Oh…

国家开放大学人文英语4形考作业单元自测3 题目：- Good morning, sir. May I help you? 答案：Yes, I need some salt. 题目：– I didn’t know my identity card was needed, sir. 答案：Sorry, but that’s no excuse. 题目：Altho…

国家开放大学人文英语4形考作业单元自测2 题目：– How many languages does Peter speak? 答案：Five languages. 题目：– Something went wrong with my television last night. 答案：I’m sorry to hear that. 题目：– Would you…

国家开放大学人文英语4形考作业单元自测1 题目：– Do you think I can borrow your bike for a few hours? 答案：I’m sorry, but I really need it this afternoon. 题目：– Excuse me, could you tell the time? 答案：It’s t…

江苏开放大学液压与气压传动第四次形考作业选择题 1、气动三联件是（）。 A、空气过滤器，减压阀，油雾气 B、空气过滤器，干燥器，油雾气 C、空气过滤器，油水分离器，油雾 D、空气过滤器，减压阀，干燥器 正确答案：A学生答案：A 2、以下不是容积式的空气压缩机（）。 A、活塞式 B、隔膜式 C、离心式 D、螺杆式 正确答案：C学生答案：C 3、下列不属于缸径的…