2020版英语新教材外研必修一同步学案：5.3Section+Ⅲ和答案

Section Ⅲ Using language & Developing ideas Ⅰ.核心单词 1．idiom n. 习语，成语 2．concise adj. 简洁的 3．authority n. 当权，权力 4．encounter n. 相遇 5．element n. 基本部分，要素 6．wildlife n. 野生生物 7．average adj. 平均的 8．path n. 小径，小道 9．scene n. 景象，景色 10．freeze v. 冻僵；呆住 11．stare v. 盯着看，凝视 12．button n. 按钮 13．magical adj. 奇异的，美妙的 14．image n. 图像，影像 Ⅱ.拓展单词 1．photographer n．摄影师→photograph n．照片→photographer n．摄影师 2．observe v．看到，观察→observation n．观察，观测 3．variety n．变化，多样化→various adj.各种各样的 4．press v．按，压→pressure n．压力 5．recover v．恢复→recovery n．康复，恢复 6．shock n．吃惊→shocking adj.令人震惊的→shocked adj.感到震惊的 Ⅲ.重点短语 1．a_variety_of 各种各样的 2．up_to 多达，直到 3．at_a_speed_of 以……的速度 4．concentrate_on 集中精力于 - 1 - / 14

2020版英语新教材外研必修一同步学案：5.3Section+Ⅲ和答案

5．recover_from... 从……恢复 6．from_time_to_time 时不时地 7．show_respect_to 对……表示尊重 8．after_all 毕竟 Ⅳ.重点句型 1．While_I_was_concentrating_on photographing this amazing scene, I suddenly had a feeling that_I_was_being_watched. 当我在全神贯注地拍摄这一令人惊叹的景象时，我突然有一种被人监视的感觉。 2．Only meters away from me was_a_bear. 离我只有几米远的地方有一只熊。 3．With_water_falling_off its thick, brown hair, the bear stared back at me. 水从它浓密的棕色皮毛上滴落下来，那只熊回视着我。 4．It's_after_all_we_who are the visitors to the world. 毕竟我们是它们世界的访客。 ?重点单词和短语 1．observe v．观察，注意到，庆祝，遵守 (1)observe sb./sth. (do sth.) 注意到某人/某物(做某事) observe sb./sth. doing sth. 注意到某人/某物正在做某事 observe that... 注意到…… (2)observer n. 观察者 observation n. 观察，观测 ①The police observed that a man entered the bank.＝The police observed a man enter the bank. 警察注意到一个男人走进了银行。 ②Many Americans observe the holiday at public eating and drinking places. 许多美国人都选择在公共的餐饮场所庆祝节日。 ③So far the ceasefire has been observed by both sides. - 2 - / 14

2020版英语新教材外研必修一同步学案：5.3Section+Ⅲ和答案

到目前为止，双方都遵守着停火协定。 [即学即练] 单句语法填空/翻译句子

(1)He was observed to_leave (leave) the room.

(2)I looked up and observed a snake winding (wind) its way up the tree to catch its breakfast.

(3)She takes great pride in her talent for observation (observe)．

(4)Someone who doesn't observe traffic regulations will be punished.

不遵守交通规则的人将受到惩罚。,

易错提示：

在“observe sb./sth. do sth.”结构中，用做宾语补足语的不定式不带to，但若变为被动语态，则不定式要带to。

Someone observed a man enter the bank.＝A man was observed to enter the bank.

有人注意到一个男人走进了银行。 易错提示：

①a variety of/varieties of 后接名词时，名词前不加冠词，谓语动词单复数与名词的数保持一致。

②“the variety of＋复数名词”意为“……的品种”，作主语时，谓语动词用单数形式。

The variety of his books is astonishing. 他的书品种之多让人惊叹。

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2020版英语新教材外研必修一同步学案：5.3Section+Ⅲ和答案

发散思维： 表示“专心于”的常见短语还有focus on, fix one's attention on, be absorbed in, be buried in, be devoted to等

2.variety n．变化，多样性

(1)a variety of＝varieties of 各种各样的 the variety of ……的品种 (2)various adj. 各种各样的 (3)vary v. 变化 vary with... 随……变化

vary from... to... 由……到……不等

①She didn't like the work because it lacked variety; she was doing the same thing all the time.

她不喜欢这项工作，因为它单调乏味；她一直在做着同样的事。

②Make sure that as you go from interview to interview, you are getting a variety of answers.

确保当你逐个进行采访的时候，你得到的是多种多样的答案。 ③There are various ways of getting to the station. 去车站有各种不同的路线。

④The price of fruits varies with the season. 水果价格随季节而变动。

⑤The weather varies from very cold to quite mild. 天气在很冷到很暖之间变化。

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