【名师课件】必修五Unit3Lifeinthefuture.ppt

2. lose sight of...看不见……；忽视；忘记 联想拓展 at first sight乍一看；初次见到 catch /get/have sight of 看见；瞥见 at the sight of 一看见……看到 in sight (＝within sight)看见；在视线内，在视野中 out of sight在看不见的地方；看不见；在视野之外 lose ones sight 失明 in the sight of sb＝in sbs sight 以某人的观点来看 come into sight 进入视野内；映入眼帘 【点津】 sight作可数名词时，意为“景物，景象；情景，名胜”，指名胜风光时，常用复数形式，而没有修饰语时，常与the连用。 We enjoyed the beautiful sight of Venice last week. (改错) sight改为sights 【做一做: 】 1）我们失去了很多的珍惜动物 We have lost sight of several precious animals. 2）乍看起来，这个问题好像容易。 At first sight, the problem seems easy. 3）小岛仍然可以看的见。 The small island is still in sight 4）一看见老师男孩就跑掉。 At the sight of the teacher, the boy ran away. I caught sight of her getting on the bus when I came out of the bookstore. 5．switch n．[C]开关；电闸；转变；转换 vt. vi.转换；转变(常与to搭配)；替换 归纳拓展 (1)switch (from A) to B(由A)转换成B switch on开(电灯、机器等) switch off关(电灯、机器等)；失去兴趣；觉得乏味 switch over转换频道；转变 (2)make a switch进行改变 Hold on, please. I’ll switch you to the manager. 请不要挂断电话，我给你转接到经理那儿去。 Please switch the lights off as you leave. 你离开的时候请把灯关了。 There’s been a________ (改变)in our plans. It was getting dark, so we_______________(打开了灯). switch switched on the light Lily pressed the switch and plunged使陷入 the room into darkness. 莉莉按下开关，房间里变得一片漆黑。 We had to make a switch in our arrangement. 我们不得不对我们的安排作些变动。 Hold on，please. Ill switch you to the manager. 请不要挂断电话，我给你转接到经理那儿去。 Switch over if you dont like the programme. 如果你不喜欢这个节目，换个频道吧。 用恰当的介词或副词填空 ①Long lectures really switch me________. ②Switch________ the light at the wall-socket. ③A lot of banks are switching________ to the new electric system because its more efficient. off　 on over 6. press n．压，按，挤；记者(journalists)； 新闻界(newspapers or magazines)； v.按，压(push)；催促 归纳拓展 press …against/into/together 把…压/挤/贴在… o/onto...将…塞进/按入… press sb. for sth./into sth./into doing sth./to do sth.催促某人…… press (down) sth.踩下；按下某物 press sth. into...把某物塞进…… press sb. to do sth.力劝某人做某事 press for催促；极力要求 in (the) press在印刷中 off press已出版；已发行 press v