测量放大器;测量用放大器

lesson 1 Meet Sandy and Sue . This is Sue's class. Her teacher's Mr. Crisp. Which is your pen, Sue? The red pen ,sir Here you are,Sue. Thank you, sir.

发表于:2018-12-02 / 阅读(60) / 评论(0) 分类 朗文3L看听学英语第一册

Lesson 5 Tom: Kick the ball, Sandy! Sandy: All right, Tom. Tom: Look ,Sandy! Mr Crisp: Oh! Sandy: Sorry, Mr Crisp. Mr Crisp: It's all right. Sandy. Mr Crisp: Whose is this ball? Mr Crisp: Is this your ball, Tom? Tom: No, it isn't ,sir. Mr Crisp: Is

发表于:2018-12-02 / 阅读(53) / 评论(0) 分类 朗文3L看听学英语第一册

Lesson 11 Sandy:Look at my picture,Sue. Sue:That's nice, Sandy. Sue:What's that? Sandy:It's a bicycle. Sue:Who's that? Sandy:It's Tom. He's on his bicycle. Sue:What's this? Sandy:It's a car. Sue:Who's this? Sandy:It's Mr Crisp. Sandy:He's in his car

发表于:2018-12-02 / 阅读(53) / 评论(0) 分类 朗文3L看听学英语第一册

今天我们要讲的三个习惯用语都是在过去十年内先后出现的。现在美国人在日常生活中经常用这几个习惯用语。 我们先来讲第一个: heads up。Head就是头,是人身体上很重要的一部分。在这个习

发表于:2019-01-14 / 阅读(104) / 评论(0) 分类 美国习惯用语

1. cake 蛋糕 2. can 会,能够 3. cant 不会,不能够 4. car 小汽车 5. card 卡片 6. careful 小心的,仔细的 7. cat 猫 8. cave 煽动 9. certainly 当然 10. chair 椅子 11. change 找头,零钱 12. cheap 廉价的,便宜的 1

发表于:2019-03-13 / 阅读(181) / 评论(0) 分类 英文语法词汇

[00:00.00]Lesson 1 [00:45.79]Narrator:Meet Sandy and Sue! [00:48.33]旁白:来见见桑迪和苏. [00:50.86]Narrator:This is Sue's class. [00:52.48]旁白:这是苏的班级. [00:54.10]Narrator:Her teacher's Mr Crisp. [00:56.42]旁白:她的老师是克

发表于:2019-03-15 / 阅读(1130) / 评论(0) 分类 新概念英语青少版第一册