在调查生物种类时，首先要（） A．明确调查目的 B．确定_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题选择题

在调查生物种类时，首先要（　　）

A．明确调查目的

B．确定调查范围

C．小组合理分工

D．设计调查路线

答案

为了达到设想的目的，制定某一计划全面或比较全面地收集研究对象的某一方面情况的各种材料，并作出分析、综合，得到某一结论的研究方法，称为调查法．它的目的可以是全面把握当前的状况，也可以是为了揭示存在的问题，弄清前因后果，为进一步的研究或决策提供观点和论据．调查时首先要明确调查目的和调查对象，制订合理的调查方案．调查过程中有时因为调查的范围很大，就要选取一部分调查对象作为样本．调查过程中要如实记录．对调查的结果要进行整理和分析，有时要用数学方法进行统计．

故选A

完形填空

This is no joke. Kelly Katrina Hildebrandt, 20, and Kelly Carl Hildebrandt, 24, are expecting just over 100 guests at a(an)   21  at a church, where they will become husband and wife.
Their modern romance was a   22  made in cyberspace（网络空间）. She was   23  and bored one night last year, so she typed her name into the   24  social networking Website Facebook just to see if anyone   25  it: Hildebrandt, 24, in South Florida. At the time, Kelly Hildebrandt, of Lubbock, Texas, was the only one matched. So she sent him a   26 . She said, “Hi. We had the same name. Thought it was cool.” Kelly Carl Hildebrandt said, “I thought she was pretty   27 .”
For the next three months the two   28  e-mails.   29  he knew it, occasional phone calls turned into daily chats, sometimes   30  hours. He   31  her in Florida after a few months and fell head over heels.
“I thought it was fun,” he said of that first online meet. “I had no   32  that it would lead to this.”
Months after Kelly Hildebrandt sent her first e-mail, she found a diamond engagement   33   hidden in treasure box on a beach in December. “I totally think that it’s all God’s   34  ,” Kelly Katrina Hildebrandt said. “He planned it out just   35   .”
She's a student at a local community college. He works in financial   36 . They plan to make their home in South Florida.
There was also some uncertainty   37  how to phrase their wedding invitations, so they decided to include their   38  names. But   39  confusion likely won't carry on past the husband and wife, as Kelly Katrina Hildebrandt said there are no plans to pass along the name to their future   40 . “No,” she said. “We're definitely not going to name our kids Kelly.”

D．competition

C．fashionable

A．preparation

C．arrangement

D．appointment

B．conveniences

单项选择题

急性胰腺炎病人不可使用的止痛剂是( )。

A．阿托品
B．山莨菪碱
C．东莨菪碱
D．吗啡
E．哌替啶