Learning about Language教学设计第二课时

Unit 2

Sailing the oceans教学设计

Ⅰ.单词识记

1．____________/'vɔIIdʒ/ n. 航海；航行

2．____________/'mɜːsI/ n. 仁慈；宽恕；怜悯

3．____________n. 探测；探究→________________v. 探测；探究

4．____________ adj. 安全；无忧虑→________________n. 安全；无忧虑

5．____________v. 使简化→________________adj. 简单的；简易的

6．encyclopedia /InːsaIklə'piːdIə/ n．____________ 7．offshore /ɒf'ʃɔr/ adj.____________ 8．reference________________→____________v. 9．tendency____________n. 倾向；照料→____________v. 倾向；照料

10．reliable____________adj. →____________v. 信赖；依赖

Ⅱ.短语天地

1．________________计算出；制定出，解出

2．________________了解，知道

3．________________在中午时分

4．________________受……支配

5．________________接近于

6．close by________________ 7．at sea________________ 8．compare with________________ 9．in relation to________________ 10．rather than________________ Ⅲ.句型搜索

1．We may well wonder how seamen explored the oceans________(还没有) latitude and longitude made it possible to plot a ship's position on a map. 2．The voyages of travellers before the 17th century show that they were not________ ________ ________ ________(受……支配) the sea ________ ________(即使)they did not have modern navigational aids. 3．This________ ________ ________ ________(似乎已是) the first and most useful form of exploration which carried the minimum amount of risk. 4．The compass has a special magnetic pointer which always indicates the North Pole, so it_____ _____ _____ ______(用来帮助) find the direction that the ship needs to go. 句式突破

1.

1．We may well wonder how seamen explored the oceans before latitude and longitude made it possible to plot a ship's position on a map. 2.

2．This seems to have been the first and most useful form of exploration which carried the minimum amount of risk. 3.

3．There was no secure method of measuring longitude until the 17th century when the British solved this theoretical problem.