于某由江西老家进京打工，从事建筑工作，月收入1,200元，家中母

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问题单项选择题

于某由江西老家进京打工，从事建筑工作，月收入1,200元，家中母亲年迈，没有收入来源。于某最需要的保险产品为（）。

A．长期重大疾病保险

B．人身意外伤害保险

C．万能寿险

D．养老保险

答案

参考答案：B

句型转换

句型转换。

1. He is as heavy as his brother. (改为一般疑问句)

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2. Liu Tao does well in Chinese.（改为否定句）

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3. Su Yang and Su Hai are watching TV now. (对画线部分提问)

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4. We are going to have a class outing next week. (对画线部分提问)

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5. There are fifty-four students in her class. (对画线部分提问)

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问答题简答题

细菌的形态和生态特点