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Ⅰ. 根据句意及首字母提示完成句子。
1. The lake's s
2. The b
3. Niagara w
4. The d
5. Few plants can grow in the dry d
6. Using public transport is a green
1. The lake's s
surface
looks calm, but there are fish swimming below.2. The b
bottom
of the bottle is covered with dirt, and we need to clean it.3. Niagara w
waterfalls
is famous for its beautiful scenery.4. The d
development
of technology has changed our lives greatly.5. Few plants can grow in the dry d
desert
.6. Using public transport is a green
means
(方式)of traveling.答案
Ⅰ. 1. surface. 2. bottom. 3. waterfalls 4. development 5. desert 6. means
解析
【解析】
1. 根据后半句“but there are fish swimming below”及首字母s提示，可知此处表示湖面的“表面”，故填surface。
2. 根据“covered with dirt, and we need to clean it”及首字母b提示，可知此处指瓶子的“底部”，故填bottom。
3. 结合常识及首字母w提示，尼亚加拉瀑布（Niagara waterfalls）以美景闻名，故填waterfalls。
4. 根据“of technology has changed our lives greatly”及首字母d提示，可知此处指科技的“发展”，故填development。
5. 根据“Few plants can grow in the dry”及首字母d提示，干燥的“沙漠”里几乎没有植物生长，故填desert。
6. “方式”对应的英文单词means符合“green...of traveling”的表达，故填means。
【答案】
1. surface
2. bottom
3. waterfalls
4. development
5. desert
6. means
【知识点】
词汇拼写运用、语境猜词、名词词义辨析
【点评】
本题考查结合语境和首字母/中文提示拼写单词，要求学生掌握常见名词的词义与拼写，注重词汇积累及对语境的理解，是基础词汇运用题。
【难度系数】
0.8
1. 根据后半句“but there are fish swimming below”及首字母s提示，可知此处表示湖面的“表面”，故填surface。
2. 根据“covered with dirt, and we need to clean it”及首字母b提示，可知此处指瓶子的“底部”，故填bottom。
3. 结合常识及首字母w提示，尼亚加拉瀑布（Niagara waterfalls）以美景闻名，故填waterfalls。
4. 根据“of technology has changed our lives greatly”及首字母d提示，可知此处指科技的“发展”，故填development。
5. 根据“Few plants can grow in the dry”及首字母d提示，干燥的“沙漠”里几乎没有植物生长，故填desert。
6. “方式”对应的英文单词means符合“green...of traveling”的表达，故填means。
【答案】
1. surface
2. bottom
3. waterfalls
4. development
5. desert
6. means
【知识点】
词汇拼写运用、语境猜词、名词词义辨析
【点评】
本题考查结合语境和首字母/中文提示拼写单词，要求学生掌握常见名词的词义与拼写，注重词汇积累及对语境的理解，是基础词汇运用题。
【难度系数】
0.8
Ⅱ. 用方框中所给单词的适当形式填空。
various，deep，covers，clear，unusual
There are many amazing lakes around the world. Lake Baikal(贝加尔湖)in Russia is the (1)
Lake Victoria is the largest lake in Africa. It (4)
various，deep，covers，clear，unusual
There are many amazing lakes around the world. Lake Baikal(贝加尔湖)in Russia is the (1)
deepest
lake. The water in Lake Baikal is very (2) clear
, and you can see things in the water even at a depth of 40 meters. It's home to many (3) unusual
animals and plants that can't be found anywhere else.Lake Victoria is the largest lake in Africa. It (4)
covers
a huge area and is an important source of water for many people living nearby. The lake is also famous for its scenery and kinds of (5) various
fishes.答案
Ⅱ. 1. deepest 2. clear 3. unusual 4. covers 5. various
解析
【解析】
1. 句意：俄罗斯的贝加尔湖是最深的湖。结合常识及语境，此处应用deep的最高级形式deepest，表示“最深的”。
2. 句意：贝加尔湖的水非常清澈，即使在40米深的地方你也能看到水里的东西。根据后文描述，此处填clear（清澈的）符合语境。
3. 句意：它是许多别处找不到的珍稀动植物的家园。根据“can't be found anywhere else”可知，这些动植物是不寻常的，故填unusual。
4. 句意：它覆盖着广阔的区域，是附近许多居民的重要水源。主语It指代Lake Victoria，为第三人称单数，一般现在时中谓语动词用covers（覆盖）。
5. 句意：这个湖也因其风景和各种各样的鱼类而闻名。此处修饰fishes，表示“各种各样的”，故填various。
【答案】
1. deepest 2. clear 3. unusual 4. covers 5. various
【知识点】
形容词最高级、形容词词义辨析、动词第三人称单数
【点评】
本题考查词汇在语境中的灵活运用，需结合常识、句子语境判断词汇的形式与词义，既考察对词汇的掌握，也考察对语境的理解能力。
【难度系数】
0.7
1. 句意：俄罗斯的贝加尔湖是最深的湖。结合常识及语境，此处应用deep的最高级形式deepest，表示“最深的”。
2. 句意：贝加尔湖的水非常清澈，即使在40米深的地方你也能看到水里的东西。根据后文描述，此处填clear（清澈的）符合语境。
3. 句意：它是许多别处找不到的珍稀动植物的家园。根据“can't be found anywhere else”可知，这些动植物是不寻常的，故填unusual。
4. 句意：它覆盖着广阔的区域，是附近许多居民的重要水源。主语It指代Lake Victoria，为第三人称单数，一般现在时中谓语动词用covers（覆盖）。
5. 句意：这个湖也因其风景和各种各样的鱼类而闻名。此处修饰fishes，表示“各种各样的”，故填various。
【答案】
1. deepest 2. clear 3. unusual 4. covers 5. various
【知识点】
形容词最高级、形容词词义辨析、动词第三人称单数
【点评】
本题考查词汇在语境中的灵活运用，需结合常识、句子语境判断词汇的形式与词义，既考察对词汇的掌握，也考察对语境的理解能力。
【难度系数】
0.7
Ⅲ. 补全对话。
A. Yes，it is.
B. It's very important!
C. We should protect these great rivers.
D. Is it the longest river in China?
E. Why is it called the Yellow River?
A：I'm still curious about the Yellow River. (1)
B：It gets its name because some parts of the river carry brown and yellow earth.
A：Oh，that makes sense! (2)
B：No，it isn't. The Yangtze River is longer，about 6，300 kilometers long.
A：I see. What role does the Yellow River play in Chinese history?
B：(3)
A：I also learned about the Nile in class. Is the Nile the longest river in the world?
B：(4)
A：These rivers are really precious. (5)
B：I totally agree. We should do something to protect them，like reducing pollution.
A. Yes，it is.
B. It's very important!
C. We should protect these great rivers.
D. Is it the longest river in China?
E. Why is it called the Yellow River?
A：I'm still curious about the Yellow River. (1)
E
B：It gets its name because some parts of the river carry brown and yellow earth.
A：Oh，that makes sense! (2)
D
B：No，it isn't. The Yangtze River is longer，about 6，300 kilometers long.
A：I see. What role does the Yellow River play in Chinese history?
B：(3)
B
It helped in the development of ancient Chinese civilizations(文明). We even call it our “mother river”.A：I also learned about the Nile in class. Is the Nile the longest river in the world?
B：(4)
A
It's about 6，671 kilometers long，so it's longer than both the Yangtze River and the Yellow River.A：These rivers are really precious. (5)
C
B：I totally agree. We should do something to protect them，like reducing pollution.
答案
Ⅲ. 1. E 2. D 3. B 4. A 5. C
解析
【解析】
1. 根据答语“It gets its name because some parts of the river carry brown and yellow earth.”可知，问句是询问黄河名字的由来，故选E。
2. 根据答语“No，it isn't.”可知，上句是一般疑问句，结合选项，D选项“Is it the longest river in China?”符合语境，故选D。
3. 根据上文问句“What role does the Yellow River play in Chinese history?”以及后文“It helped in the development of ancient Chinese civilizations... We even call it our ‘mother river’.”可知，此处是强调黄河的重要性，故选B。
4. 根据上文问句“Is the Nile the longest river in the world?”以及后文对尼罗河长度的介绍，可知此处是肯定回答，故选A。
5. 根据上文“These rivers are really precious.”以及答语“I totally agree. We should do something to protect them...”可知，此处是提出要保护这些河流的观点，故选C。
【答案】
Ⅲ. 1. E 2. D 3. B 4. A 5. C
【知识点】
情景交际、疑问句应答、观点表达
【点评】
本题以河流为话题展开情景对话，考查学生结合上下文语境选择合适交际用语的能力，要求学生能准确把握问答逻辑，掌握日常交际中的常用表达。
【难度系数】
0.7
1. 根据答语“It gets its name because some parts of the river carry brown and yellow earth.”可知，问句是询问黄河名字的由来，故选E。
2. 根据答语“No，it isn't.”可知，上句是一般疑问句，结合选项，D选项“Is it the longest river in China?”符合语境，故选D。
3. 根据上文问句“What role does the Yellow River play in Chinese history?”以及后文“It helped in the development of ancient Chinese civilizations... We even call it our ‘mother river’.”可知，此处是强调黄河的重要性，故选B。
4. 根据上文问句“Is the Nile the longest river in the world?”以及后文对尼罗河长度的介绍，可知此处是肯定回答，故选A。
5. 根据上文“These rivers are really precious.”以及答语“I totally agree. We should do something to protect them...”可知，此处是提出要保护这些河流的观点，故选C。
【答案】
Ⅲ. 1. E 2. D 3. B 4. A 5. C
【知识点】
情景交际、疑问句应答、观点表达
【点评】
本题以河流为话题展开情景对话，考查学生结合上下文语境选择合适交际用语的能力，要求学生能准确把握问答逻辑，掌握日常交际中的常用表达。
【难度系数】
0.7
Ⅰ. 数字表达: 汉译英。
1. 8,848
2. 33,700
3. 1,642
4. 九千六百万
5. 十二万五千
1. 8,848
eight thousand eight hundred and forty - eight
2. 33,700
thirty - three thousand seven hundred
3. 1,642
one thousand six hundred and forty - two
4. 九千六百万
ninety - six million
5. 十二万五千
one hundred and twenty - five thousand
答案
Ⅰ. 1. eight thousand eight hundred and forty - eight
2. thirty - three thousand seven hundred
3. one thousand six hundred and forty - two
4. ninety - six million
5. one hundred and twenty - five thousand
2. thirty - three thousand seven hundred
3. one thousand six hundred and forty - two
4. ninety - six million
5. one hundred and twenty - five thousand
解析
【解析】
英语中数字表达需遵循以下规则：千位及以上数字从右往左每三位为一个计数单位，依次为thousand（千）、million（百万）等；百位与十位之间需加and；翻译大数时，先确定对应量级单位，再结合基数词组合。具体翻译如下：
1. 8,848：千位为eight thousand，百位为eight hundred，十位和个位为forty-eight，百位与十位间加and，即eight thousand eight hundred and forty-eight；
2. 33,700：万级为thirty-three thousand，百位为seven hundred，即thirty-three thousand seven hundred；
3. 1,642：千位为one thousand，百位为six hundred，十位和个位为forty-two，中间加and，即one thousand six hundred and forty-two；
4. 九千六百万：对应量级单位million，结合基数词为ninety-six million；
5. 十二万五千：转化为125,000，对应表达为one hundred and twenty-five thousand。
【答案】
Ⅰ. 1. eight thousand eight hundred and forty-eight
2. thirty-three thousand seven hundred
3. one thousand six hundred and forty-two
4. ninety-six million
5. one hundred and twenty-five thousand
【知识点】
英语基数词表达、大数英语翻译、数字汉译英技巧
【点评】
本题考查英语不同位数数字的汉译英能力，需熟练掌握基数词搭配规则及大数的量级单位表达，是英语数字表达的基础考点。
【难度系数】
0.6
英语中数字表达需遵循以下规则：千位及以上数字从右往左每三位为一个计数单位，依次为thousand（千）、million（百万）等；百位与十位之间需加and；翻译大数时，先确定对应量级单位，再结合基数词组合。具体翻译如下：
1. 8,848：千位为eight thousand，百位为eight hundred，十位和个位为forty-eight，百位与十位间加and，即eight thousand eight hundred and forty-eight；
2. 33,700：万级为thirty-three thousand，百位为seven hundred，即thirty-three thousand seven hundred；
3. 1,642：千位为one thousand，百位为six hundred，十位和个位为forty-two，中间加and，即one thousand six hundred and forty-two；
4. 九千六百万：对应量级单位million，结合基数词为ninety-six million；
5. 十二万五千：转化为125,000，对应表达为one hundred and twenty-five thousand。
【答案】
Ⅰ. 1. eight thousand eight hundred and forty-eight
2. thirty-three thousand seven hundred
3. one thousand six hundred and forty-two
4. ninety-six million
5. one hundred and twenty-five thousand
【知识点】
英语基数词表达、大数英语翻译、数字汉译英技巧
【点评】
本题考查英语不同位数数字的汉译英能力，需熟练掌握基数词搭配规则及大数的量级单位表达，是英语数字表达的基础考点。
【难度系数】
0.6
