Delta冲刺试题 Test 4 口语 Question 6 重新选题
听力材料
收起口语题目
收起Using points and examples from the talk, explain how the two methods of food preservation keep food from spoiling.
答题辅导
收起1、题目关键词:points and examples, explain
2、答题要领:
(1)summarize the two methods of food preservation.
(2)use examples to explain each one.
3、听力材料要点:
(1)Drying: removing all the water to stop micro-organisms from growing. Ancient form of preservation. Under the sun; fire smoke. mass production.
(2)Curing: adding materials. One of the oldest and still in use. Salt, sugar, lemon.
4、模板
(1)In the listening material, the professor introduces two methods of food preservation.
(2)The first one is ...
(3)The second one is ...