period 2 language points
语言学习模板1
1. fill in the blanks according to the text and then read the passage below.
as everyone knows, the skin is 1 （必不可少的）to us. our skins can sometimes 2 (burn) due to our 3 (粗心). therefore, first aid shows its importance in the 4 （治疗） of burns. generally speaking, burns, 5 are caused by hot liquids, fire, radiation and so on, can be divided into three types－first degree, second degree and third degree 6 (depend) on the 7 (受伤的) layers of the skin. to minor burns, cool water proves to be helpful in 8 （stop）the burning process and preventing or reducing pains. but 9 severe burns, get the 10 to the doctor immediately.
2. let’s learn some useful expressions!
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