题目内容：
What is your goal in life?
参考答案：
答案解析：
单选题：What is your goal in life?
- 题目分类：理工类
- 题目类型：单选题
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对总体中全部个体编号，采用抽签、摇号、随机数字表等方法确定中选号码，相应的个体为样品。这种方法为（ ）。
对总体中全部个体编号，采用抽签、摇号、随机数字表等方法确定中选号码，相应的个体为样品。这种方法为（ ）。
(2008年真题)可直接用于施工作业技术活动质量控制的专门技术性法规是（ ）。
(2008年真题)可直接用于施工作业技术活动质量控制的专门技术性法规是（ ）。
It is highly unlikely that she will arrive today.（ ）
It is highly unlikely that she will arrive today.（ ）
When did British gentlemen begin to wear ties regularly?
When did British gentlemen begin to wear ties regularly?
The dentist has decidedto extract her bad tooth.
The dentist has decidedto extract her bad tooth.