高一英语必修4(外研版)6-1Introduction.ppt

1attack v. 1)进攻；攻击 At dawn the army attacked the town. 军队在拂晓时向这座城镇发动了攻击。 2)抨击；批评 There is a newspaper article attacking the England football coach. 报纸上有一篇抨击英格兰足球队教练的文章。 3)侵袭；伤害 The disease attacked his bones. 疾病已侵袭到了他的骨骼。,知识拓展 attacker n. 攻击者；进攻者 be attacked with(a disease) 患(病)；得(病) make an attack on/upon 攻击；向进攻,高考直击 (2009山东)So sudden_that the enemy had no time to escape. Adid the attack Bthe attack did Cwas the attack Dthe attack was 解析：本题考查倒装，sothat，suchthat的句子结构中，若so, such 和与其所修饰的词置于句首，主句部分倒装，又因为sudden是形容词，作表语，需要将系动词提前，所以选C。 答案：C,即学即用 If you were_in the street, would you be able to defend yourself? Adestroyed Battacked Cadvised Dkilled 答案：B,2frightening adj. 吓人的；令人恐惧的 Last night I heard a frightening sound. 昨晚我听到了可怕的声音。 知识拓展 1)frightened adj. (人)感到害怕的；恐惧的 The little girl was frightened by the big dog. 那个小女子被这条大狗吓坏了。 I am frightened of snakes. 我害怕蛇。 2)frighten vt. 使恐惧；使害怕 The dog frightened the cat away. 那只狗把那只猫吓跑了。,3),即学即用 He_the old lady_signing the paper. Afrighten; into Bfrightened; to Cfrightened; into Dfrightened; of 答案：C,3exist vi. 存在；有；生存；生活 Does life exist on Mars? 火星上有生命吗？ exist in 存在于 exist on. 靠活下去；靠生存 The idea exists only in the minds of poets. 这种想法是只有诗人才会有的。 Salt exists mostly in sea water. 盐分主要存在于海水中。,知识拓展 existence n. 存在；生活；生活 come into existence 开始存在；形成；成立 in existence 存在；现存 a struggle for existence 生存竞争 即学即用 The Roman Empire_for several centuries. Aexists Bexisted Cwas existed Dwas existing 答案：B,4sharp 1)adj. 锋利的；尖的；突然的；敏锐的；强烈的；急剧的；清晰的 a sharp knife 锋利的刀 a sharp voice 尖声 a sharp turn 急转弯 sharp hearing 敏锐的听觉 a sharp wind 刺骨的寒风 a sharp pain 剧痛 a sharp outline 清晰的轮廓,2)adv. (某时刻)整；急剧；猛然 Turn sharp left here. 在这儿向左急转弯。,即学即用 (2009成都模拟)The meeting starts at 3 oclock_； dont be late! Asharp Bshape Csharpen Dshaped 答案：A,close to 1)(在空间或时间上)接近 Our house is close to the park. 我们的房子离公园很近。 2)几乎(处于某种状态)；可能(快要做某事) He was close to tears. 他几乎快要掉眼泪了。 We are close to signing the agreement. 我们可能很快就要签订协议。,知识拓展 1)get close to 接近 Tell the children not to get close to fire. 告诉孩子们不要靠近火源。 2)be close to sb. 与关系亲密；在附近 She is very close to her father. She and her father are very close. 她和父亲的关系很亲密。 3)live close to 住在附近 We live close to the church/close by the church. 我们住在教堂附近。,4)keep a close eye/watch on sb./sth. 密切注视；严密监视 Over the next few months well keep a close watch on sale. 在今后的几个月里我们将密切关注销售情况。,辨析：close与closely close意思是“近的”；closely意思是“仔细地”。close多修饰介词短语；closely多修饰过去分词。 He is sitting close to me. 他就坐在我边上。 Watch him closely. 盯着他。 The two events are closely connected. 两起事件之间有密切的联系。,高考直击 (2007湖北)If the firms failed to make enough money, they would_. Aclose down Bcall off Cturn down Dset off 解析：根据句意“如果公司不能赚足够的钱，他们就会倒闭”。close down“公司关门；停业”；call off“取消”；turn dow