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1. Canada n.加拿大 |
Canadian adj.加拿大的 n.加拿大人 |
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2. multi-
(构词成分) 有 很多……的 |
multicultural adj.多元文化的multiracial adj.多种族的 |
multicoloured
adj.多色的 multimedia n.&adj.多媒体(的) |
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3. extreme adj.极度(端)的; n.极端,过分 |
extremely adv.极端地;非常地 |
distantly adv. 淡然地 |
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4. slightly adv. 轻微地 |
slight adj.轻微的;纤细的 |
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5. confirm vt. 证实,肯定;确认;批准 |
confirmation
n. 证实 |
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6. wealthy adj. 富有的;丰 富的 |
wealthily adv.富有地,丰富地 |
wealth n. 财富 |
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7. distance
n. 距离 |
distant
adj. 远方的 |
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8. tradition n. 传统,惯例 |
traditional
adj.传统的,习惯的 |
traditionally adv传统上的 |
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9. approximately adv. 近似 地,几乎正确地 |
approximate
adj.大概的vt.接近vi.(to) 近似 |
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[练习]用括号内所提供词的适当形式填空或翻译。 1). When asked, she _________ (confirmation) that she was going to retire. 2). He left as a poor, working class boy and returned as a ________ (wealth) man. 3). Instead of stopping to speak, she passed by with only a ________ (distance) nod. 4). Britain is increasingly a ________ (多元文化的) society. 5). Earthquakes are ________ (extreme) difficult to predict. 6). The ________ ( distant) between his house and school is quite short. 7). The color black is ________ (tradition) associated with mourning. 8). Nowadays many young people still have ________ (tradition) family values. 9). Among my pen pals, two are ________ (Canada). 10). The job will take ________ (approximate) three weeks. 答案:1). confirmed 2). wealthy 3). distant 4). multicultural 5). extremely 6). distance 7). traditionally 8). traditional 9). Canadians 10). approximately |
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1. within / in |
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[解释] within指在时间或距离范围之内,表示“在这一范围内”,“不到”或“不超过”,常和一般将来时,一般现在时或一般过去时连用 in 是经过若干时间,表示“过多少时间”时,通常和一般将来时连用 [经典例句] I’ ll be there within an hour.(一小时之内)/ I’ ll be there in an hour.(一小时之后) |
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[练习]根据句子意思用within或in填空。 1). My birthday is six days away. = My birthday is ______ six days’ time / is ______ six days. 2) He finished drawing the horse ______ ______five minutes. 3). Keep the dictionary _______ your reach. the ground is all wet. 4). My house is_____ walking distance of my university. 答案:1). in; in 2). in / within 3). within 4). within |
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2. broad / wide / widely / broadly |
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[解释] broad adj. 宽阔的(着重于幅面的宽广);可修饰背、肩、胸、心胸等的宽阔;开朗 wide adj.&adv. 宽阔的(着重于一边到另一边的宽度);广泛的 widely adv. 很开(阔);广泛(多用于引伸意义中) broadly adv. 广泛地;大体上(generally) |
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[练习]根据句子意思用broad,wide,widely,broadly填空。 1). The hotel manager was shocked and stoof there with his mouth ______ open. 2). He was six feet tall, with ______ shoulders. 3). English is _______ used all over the world. 4). _______ speaking, I agree with you. 5). The room is three metres long and two metres _______. 答案:1). wide 2). broad 3). widely 4). Broadly 5). wide / broad |
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3. in / on / to (表示方位) |
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[解释] in “在……之内”,即一个小地方处在一个大地方的范围(疆域)之内。 on “在……端/边”,即一个地方在另一个地方的某一端或某一边,两个地方只是相邻或接壤,却互不管辖。 to “在……面”,即一个地方在另一个地方的范围之外,互不管辖。尤其当两个地方相隔较远,且有湖泊、大海等区域相隔时,通常用to。把河流、山脉、铁路等事物当做两地的分界线或基点,且不说明河流、山脉、铁路等是属于哪一方,通常使用介词to,译为“以……(方向)”。此外,表示一个地方离另一个地方有多远,也用to。 |
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[练习]根据句子意思用in,on,to填空。 1). China faces the Pacific ______ the east. 2). China lies ______ the east of Asia and ______ the east of Japan. 3). North Korea is ______ the northeast of China. 4). Taiwan is ______ the southeast of Fujian Province. 5). The little town lies about one hundred miles ______ the west of Guilin. 答案:1). on 2). in; to 3). on 4). to 5). to |
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4. manage to do sth. / try to do sth. / attempt to do sth. / seek
to do sth. |
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[解释] manage to do sth.= succeed in doing sth. difficult 设法做成某些困难的事 try to do sth. = seek to do sth. 设法做某事(不一定做成) attempt to do sth.= try to so sth. difficult设法做某些困难的事(不一定做成) |
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[练习]根据句子意思用manage,try,attempt,seek的适当形式填空。 1). He was stubborn, but we _______ to persuade him. 2). He _______ to swim across the river, but failed. 答案:1). managed 2). tried/sought/attempted |
13、A是一种白色晶体,它与浓NaOH溶液共热,放出无色气体B。用圆底烧瓶收集干燥的B。按图所示装置仪器,挤压滴管的胶头时,可以得到蓝色喷泉;A与浓H2SO4反应,放出无色气体C。用圆底烧瓶收集干燥的C,仍按图所示装置仪器,挤压滴管的胶头时,可以得到红色喷泉。
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(1)A的化学式是____________。 (2)可用于除去B中水分的干燥剂是____________。收集气体B的方法是____________。 (3)收集气体C的方法是____________。 14、用下列装置连接成一套测定水的组成的实验装置。
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(1)所用装置的连接顺序是____________。 (2)装置C的作用是_______,若不用C,测得的氢、氧质量比会_________(偏高或偏低)。 (3)测量数据如下,则水中氢和氧的质量比为____________。
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实验前 |
实验后 |
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氧化铜和玻璃管质量 |
M1 |
M3 |
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氯化钙和U形管质量 |
M2 |
M4 |
(4)如果在停止加热的同时就停止通氢气,并拆开装置,则测定结果氢与氧的质量比________。(偏高或偏低)