Reading（阅读）

A 1- 8 chfeg  bad

B 1 The dujiangyan irrigation systemin Chendu is a world famous system for managing water

   2 It was built in 256BC by Li Bing, a Qin State's engineer

C1 1F The dujiangyan irrigation system was built in 256BC

      2 T

      3 F Li Bing's  son helped him build the irrigation system

      4 F  The dujiangyan irrigation system was one of the largest engineering projects in the world

C2 1 Terrible flood

      2 It directs excess. water to farm fields that needed It

      3 Brcause at that time it was one of the largest engineering projects in the world

D1 A good water management system can help irritate directing excess water to farm fields in need. It is able to properly control the flow of the river, reduce the water level in areaa at risk of flooding. In a world, it is a great benefit to us

D2 1 We can learn to adjust measures to local conditions and learn to use brains to solve problems

     2 Three Gorges Dam on the Yangtze River

Vocabulary and grammar（词汇和语法）

A 1-5 salt, made up of, fresh, part of, continues

B 1-8 How many, too few, enough, How much, too much, too little, How much, a lot of

Listening and speaking（听说训练）

Omitted

More Reading（更多阅读）

A 1 More than three million tourists

    2 Bridges

    3 Because the city has more than 177 canals

    4 They can take a ride in the famous local boat-the gondola

    5 The Venice Carnival in April or the Venice Film Festival in August

   威尼斯位于意大利东北部，每年吸引全世界300多万游客。

   威尼斯是一座水城，因为它建立在亚德里亚海咸水湖的117个小岛上，这城市有400多座侨连接这些岛。

   这座城市也有超过177条以上的运河，因此没有人在威尼斯驾车，没有来自汽车的噪音和污染。对于参观者来说，威尼斯是世界上最舒适最安静的城市，那么人们如何行走在威尼斯？人们只能独自行走或乘坐本土著名的船——冈多拉。过去，这是唯一穿行威尼斯的方式，而现在主要被游客使用来观赏这城市美景。

   游客也能参加威尼斯4月狂欢节或8月电影节，在水上品味这著名之城。

B1-8 babcb  aca

    世界上海洋最深的部分是马里亚纳海沟，它在太平洋。2016年，一台中国潜水器下潜到海沟11000米处，发现有鱼及其他生物生活在这暗处。

   人类下潜到海洋是不容易的，因为水对耳朵，肺的压力，人类不能下潜到水下30米以上。但是如果一名穿特制潜水服的潜水员能下到600米。

   太平洋上的夏威夷，是一个游览胜地，一个很了不起的地方。有许多酒店在那，但有一家很特别，它在水下，是的，一半是在水下，于2000年开业，水上四层楼、水下也四层楼，但80间房间都在水下。你能看到鱼在窗外游来游去。

C1 1-3    2-3-1   三峡大坝

   中国最大的河坝是三峡大坝，它有183米高，2公里宽，轮船能沿河航行远至重庆，重庆变成了世界上大港口之一。

   洪水对于中国始终是一个问题，中国历史早期英雄之一是工程师——夏禹，在长江处建立航道，这使洪水减少，但不可能阻止所有的洪水。

   长江是亚洲最长的河，世界上每19个人就有一人住在长江旁，现在这大坝帮助控制了洪水，住在河附近的人们得以受益。

C2 1F Ships are able to sail along the river as far as Chongqing

     2 F Xia Xu built waterways but it was not possible to stop all the floods

     3 T      4 T

C3 1 On the one hand, floods are always a problem for China and the dam helps control the floods. On the other hand, many people live along the river benefit from the Three Gorges Dam

 2 Yu is the hero controlling flood. It is said that in the reign of Yao and Shun,the overrunning flood was mischievous, so Yao assigned Gun to regulate it, then Shun recruited Yu,Gun's son, to continue the work. Spending a backbreaking thirteen years and bypassing his house three times but never going in.Yu dredged new river channel as outlets, guiding water to river and river to sea. This nit only eliminated the flood, but contributed to the development of agriculture. Yu was revered as Yu the great for his achievement and selected to the throne by Shun

Writing（写作练习）

    Water is of great use in our daily lives. However, the waste of water has become a serious problem. Now I'd like to give some suggestions on saving water

    Use the low-water dishwashing method, instead of having the water running the whole time, fill one sink with hot soapy water,then turn off the water and scrub the dishes.Dip them into a second sink filled with clean water,then dry and store them

    Install(安装) a low-flow shower head and short showers. Long showers and baths use more water.

    Use water-saving appliance s（器具）, like a dishwasher and washing machine. 

Fix leaks in your pipes so water isn't constantly coming out.

    Don't leave water running while you brush your teeth.

    It's our duty and obligation(义务) to save water. Let's take action right now.

 （潜龙家教谭老师录入并译文，时间仓促错误难免，请您先自己做再核对答案，谢谢！）