题目内容：
In order to earn money for his family, it is necessary for him to get a job.
参考答案：
答案解析：
单选题：In order to earn money for his family, it is necessary for h
- 题目分类：2级
- 题目类型：单选题
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Deceptively simple in design, the sculptural works of this m
Deceptively simple in design, the sculptural works of this monument incorporate
β受体阻断药抗心绞痛作用不包括
β受体阻断药抗心绞痛作用不包括
伴有糖尿病的水肿患者，不宜选用
伴有糖尿病的水肿患者，不宜选用
参与甲基的形成和转移，体内唯一含金属元素的维生素是
参与甲基的形成和转移，体内唯一含金属元素的维生素是
神经元兴奋时，首先产生动作电位的部位是
神经元兴奋时，首先产生动作电位的部位是