Unit 5 单元话题语法填空练习-2022-2023学年高二英语选择性必修第二册单元重难点易错题精练（人教版2019）

Unit 5单元话题语法填空专项练习 (名校最新真题) （2022·全国·高二课时练习）阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 The skin, which acts as ____1____ barrier against disease, poisons and the sun’s ____2____(harm) rays, is an essential part of your body. So if your skin gets burned, it can be very serious. Depending on ____3____ layers of the skin are burned, they are called first, second or third degree burns. First degree burns make an impact only ____4____ the top layer of the skin and it turns white when ____5____(press). Second degree burns include severe sunburn and burns ____6____ (cause) by hot liquids. Third degree burns cause little or no pain if the nerves are damaged; maybe pain around the edge of injured area. If possible, we should do some first aid. Cool burns ____7____(immediate) with the cool but not icy water, which prevents the pain ____8____(become) unbearable and reduces the swelling. It is ____9____(help) to put cloths in a basin of cold water, squeeze them out and place them on the burned area over and over again. Hold the bandage in place with tape if necessary. Lastly, it is vital that we should get the victim to the doctor or hospital at once if the _____10_____(injury) are second or third degree burns. （2022·海南·嘉积中学高二阶段练习）Chen Wei was eating at a restaurant when he ___11___ (interrupt) by a scream. Someone was choking. Chen ran to him immediately and performed the Heimlich Manoeuvre. The food was forced out and he was saved. Choking victims are usually in danger of losing lives. To solve this problem, in 1974, ____12____American doctor, Henry Heimlich, created the Heimlich Manoeuvre. ___13___ is quick, ____14____(practice), and easy to learn. It saves many lives. Slapping choking victims often helps. If useless, perform the Heimlich Manoeuvre ___15___ standing behind him and wrapping your arms around his waist. Make a fist with one hand and place it in the upper part of his stomach. ____16____(grab) your fist with the other hand tightly, push up and into his stomach in one mo