the birth rate is the number of births compared to the number of people

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• the birth rate is the number of births compared to the number of people
• 阅读理解Tim works for a company in Sacramento,California.He enjoys his work a lot.He gets up atsix o’clock each workday.He drives to work and begins his job at eight o’clock.He speaks to people on the phone to help them with their banking problems.People telephone the bank to ask questions about their accounts.He doesn’t give information about accounts until people answer a few questions.Tim asks callers their birth date,the last four number of their soci
• 帮我看看考研英语图表作文,大致能得到多少分.挑挑错误也行.判分问题请懂的再回答.不懂的可以帮我看看错误.As we can see from the chart,average number of hours a student spends on the computer per week have witness a strongly surge from 2000 to 2005.Furthermore,in the period 2005 to 2010,the increase rate have steady but slightly slow became 400%.In my opinion,there are two main reasons for this dramatic phenomenon.Frist and foremost,with the globe economy solidly increase,people in developing country get
• 1.she b__ with great courage when her husband died 2.the university plans to set up an i___ for chinese food3.this is a m___ matter,we'd better leave it to the doctors4.all ___(通信)with france was stopped when the enemy gained control of the sea5.a cinema is a place of e_____6.he never showed any ___()for his mother's feelings7.the birth r___ is the number of births compared to the number of people8.which o__ do you work for/9.that newspaper really has
• 我国经济建设取得成就的原因是什么?
• 用数学归纳法证明：1+1/2+1/3+.+1/2的N次方-1≤n