1、lowbelowzerountilgroundhogbushadj. 低的；浅的prep.&adv. 低于；在 下面num. 零conj. 直到 为止n. 土拨鼠n. 灌木Words and expressionsobjectivesTo understand the articleTo use the words correctly:low, as as, below zero, notuntilHave you seen a groundhog? Lets enjoy the video.Well, lets come to the lesson. Read the lesson and
2、answer the questions.1. Why does Jenny think the weather in Edmonton is a little wild?Because the temperature is low and there are not flowers.2. What activities do people in Canada do in spring?They play “snow” soccer, and many families drive to the countryside on weekends, and go to a sugar bush a
3、nd make syrup.3. Why does Jenny love spring?She loves spring because of all the fun activities and summer follows it.1. The temperature can be as low as -15 .as.as意为 “和 一样 ”，表示同级的比较。使用时要注意第一个 as为副词，第二个 as为连词。其基本结构为： as+ adj./ adv. +as。例如： (1) This film is as interesting as that one.这部电影和那部电影一样有趣。(2)
4、 Your pen writes as smoothly as mine.你的钢笔书写起来和我的一样流畅。 其否定式为 not as/so +adj./ adv. +as。例如： This dictionary is not as/so useful as you think.这本字典不如你想象的那样有用。 若有修饰成分，如 twice, three times, half, a quarter等，则须置于第一个 as之前。例如： Your bag is twice as expensive as mine.你的袋子比我的贵一倍。2. We probably wont see any flowers until May or June!until“直到 ”，表示某一种行为一直持续到某一时间。用在肯定句中，句子的谓语动词必须是可延续性的。 not.until“直到 才 ”表示直到某一时间，某一行为才发生，之前该行为并没有发生。用在否定句中，主句中的谓语可以是延续性的也可以是短暂性动词。
