2017届高考英语一轮复习同步训练：必修2 Unit 5《Music》（新人教版含答案）_高考复习指南

2017届高考英语一轮复习同步训练：必修2 Unit 5《Music》（新人教版含答案）

　　3．According to Paragraph 3，there are so many natural disasters on the earth because________．gs

　　D．the earth wants to win the humans' trust

　　4．This letter was most likely written for________．　B．New Year's Day

　　C．May Day

　　D．Earth Day

　　1．解析：推理判断题。根据第一段中“Firstdeepest apology to you for the horrible things I've done to you in the past years”可知作者写这封信的目的就是向地球道歉。答案：B解析：主旨大意题。根据第一、二段的内容可知这两段主要讲述了在过去人类给地球所造成的各种伤害。答案：A解析：推理判断题。根据第三段中“I'm sure可知地球上之所以出现那么多的自然灾害是因为地球想要给人类以警告。答案：C解析：推理判断题。根据第四段的“In honor of your special day I planted a butterfly garden”可知与地球有关的special day就是地球日(Earth Day)。答案：DB

　　Blood pressure is a measure of the force of your blood pressing against the walls of your larger blood vessels(血管) as it is pumped around the body by your heart.The level of pressure reflects the amount of blood pumped out by the heart and the amount of resistance of the blood vessels to the flow of the blood and it depends on how wide the blood vessels are.istance in the vessels，putting hurt on both the heart and the arteries(动脉)．High blood pressure also causes the arteries around the body to become thicker and weaker.In the long term this increases the risk of such diseases as strokes, (肾) disease and eye damage.some hidden problems，such as kidney disease，abnormal blood vessels or certain drugs and medicines.While there is usually no clear cause of the condition，the risk increases steadily with age.You are at risk if you are over 65，from an African family or have a relative with high blood pressure.The relationship between these factors and high blood pressure is complex and not fully understood.Much work needs to be done to know it.