2022-2023学年外研版八年级英语下册重难易错点课件

八年级下册(外研版) 重难易错点 (词汇&语法) 1.as well as的用法 as well as 在这里表示“除什么什么之外”之意,连接同等并列成分。当连接两个主语时,谓语动词和as well as前面的主语在数上保持一致。此外,as well as 还具有“和什么什么一样好”的意思。 如: He can speak English as well as Japanese. 他不但会说英语还会说日语。 Lily as well as her parents is very fond of classical music. 不但莉莉,而且连莉莉的父母也非常喜欢古典音乐。 Tom learns French as well as Bella. 汤姆的法语学的和贝拉一样好。 2.辨析lonely与alone ◆lonely 是形容词,意为“孤独的;寂寞的”,常指精神上的孤单、孤独,具有一定的感情色彩。如: She feels lonely because she has no friends here. 她感到很孤独因为她在这里没有朋友。 When his wife died, he was very lonely. 妻子死后,他感到很孤独。 ◆alone用作形容词,意为“单独的;独自的”,只能作表语,常指“数量”上的单一。alone还可用作副词,表示“只有;仅仅;单独地”之意。如: She goes for a walk when she is alone. 独自一人时,她就去散步。 He lives alone in Shanghai for three years. 他独自在上海生活了三年。 3. 辨析turn on, turn off, turn up与turn down ◆turn on表示“打开”;turn off表示“关掉”。turn on与turn off, turn up与turn down均互为反义词组。如: Miss Wang walked into the room and turned on the light.王小姐走进房间, 打开了灯。 He turned off the computer and went to bed.他关了电脑去睡觉。 ◆turn down表示“关小,调低(音量)”; turn up表示“开大,调高(音量)”。 如:Please turn down the radio, the baby is sleeping. 请把收音机关小点,孩子在睡觉。 He turns up TV in order to hear clearly. 他把电视声音开大是为了听得更清楚。 4.辨析noise, voice 与sound ◆noise表示“噪音;喧闹声”,指令人不愉快的声响。它可以作可数名词,也可以作不可数名词。如: Can you hear any strange noises? 你能听见一些奇怪的声音吗? There is something wrong with the fan. It makes noise. 这个风扇出现故障了,它发出了噪音。 ◆voice 多指人从喉咙里发出来的嗓音。如:She has a sweet voice. 她的声音很甜美。 ◆sound泛指自然界的各种声音。如:I heard the sound of running water. 我听到了流水声。 5.seem的用法 seem作系动词,意为“似乎,看来,显得”,其含义相当于“appear”。seem常用于以下结构或句型: ◆seem (to be)加形容词. 如: Lucy seems (to be) happy today. 露西今天看起来很开心。 ◆seem to do something. 如:It seems to rain. 天好像要下雨。 ◆It seems或seemed that...如: It seems that we can not see that new movie today. 看起来今天我们看不了那部新电影了 6. suggest 的用法 ◆suggest意为“建议,提议”,及物动词,后若接动词,只接动名词,不接不定式。即suggest doing something.。 如:He suggests going to the park. 他建议去公园。 ◆suggest意为“建议,提议”,后接that引导的宾语从句,从句要用虚拟的语气,即“主语加(should)动词原形”,在美式英语中should可以省略,只用动词原形。如: The doctor suggested that I (should) give up smoking. 医生建议我(应该)戒烟。 ◆sugges