患者男性，50岁，1年来出现耳鸣，以右侧明显，如火车轰鸣样，右视力下降。查体：右侧突

阅读下列短文，根据要求完成下列问题。

Dear Mike,

    We got your letter yesterday. Yes, we can visit you at Christmas. We thought to spend (度) Christmas

at home, but now we are going to be with you. Jack will not be in school then.

    The weather in Chicago is cold, but is doesn't matter. Sometimes we like the snow.

    We got our plane tickets. We will get to your city on the 18th. We will stay with you for two weeks.

Is that all right with you?

    We'll take our favourite recipes (食谱), so we can have a nice Christmas dinner.

    See you soon. 

                                                                                                                                   Love

                                                                                                                                  Mom and Dad

根据短文内容用适当的单词完成下面句子(每空一词)。

1. This letter is from Mike's                .

2. In Chicago, it is                now.

3. Mike's parents will go to his city by               .

4. His parents will come back on                31st.

5. Mike and his parents will                a nice dinner on Christmas Day.

为方便参保，在校（园）学生儿童以校（园）为单位参保到哪里办理相关参保手续？（）

A.到本单位区域劳动保障行政部门。

B.到所在区县学生医保服务中心。

C.到本单位上级主管教育部门.

根据《支付结算办法》的规定，下列各项中，属于收款人根据购销合同发货后委托银行向异地付款人收取款项，付款人向银行承认付款的结算方式是( )。

A．汇兑结算方式
B．信用证结算方式
C．托收承付结算方式
D．委托收款结算方式

长沙在全国首次对环境风险企业进行分类管理，推行什么保险？

停气管道切断煤气来源的可靠方式是（）。

A、蝶阀

B、水封

C、眼镜阀