若零上5°C记作+5°C,则零下3°C记作( )。

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问题:

若零上5°C记作+5°C,则零下3°C记作(    )。

考点:正数与负数
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阅读理解。

     There are twelve months in a year. In the twelve months, February has twenty-eight days. In a leap year

(闰年), it has twenty-nine days. A leap year comes every four years. The rest eleven months have thirty or

thirty-one days.

     There are three hundred and sixty-five days in a year. But there are three hundred and sixty-six days in a

leap year.

     There are seven days in a week. They are from Sunday to Saturday. Sunday is the first day of a week. 

     The parts of a day are morning, noon, afternoon, evening and night.

根据短文内容判断正(T)误(F).

( )1. There are twelve months in a leap year.

( )2. February only has twenty-eight days in a leap year.

(     )3. Monday is the first day of a week.

( )4. There are five parts in a day.

(     )5. When there are twenty-nine days in February, the year has three hundred and sixty-five days.

题型:填空题

引起黄体功能不足的原因主要有()。

A.卵泡发育不良

B.子宫内膜脱落不全

C.LH排卵高峰分泌不足

D.LH排卵峰后低脉冲缺陷

E.下丘脑-垂体对雌激素的正反馈反应异常

题型:填空题

继发于下丘脑的甲状腺功能低下,TRH兴奋试验呈()。

A.过度反应

B.延迟反应

C.正常反应

D.低或无反应

E.以上都是

题型:填空题

以下各项中,( )是对保税仓库正确的表述。

A.保税仓库可以进行包装、分级分类、加刷唛码、分拆、拼装等简单加工,但不得进行实质性加工

B.保税仓库货物出库用于加工贸易,由加工贸易企业或其代理人按一般贸易货物的报关程序办理进口报关程序

C.保税仓库货物的储存期限为1年;如需延期,需向主管海关申请,经批准可以延长半年

D.保税仓库货物出库转口或退运,按保税货物的报关程序办理出口报关手续,免纳出口税,但必须交验出口许可证件

题型:填空题

“乙癸同源”的关系是指( )

A.肝与肾
B.脾与胃
C.心与脾
D.肺与肾
E.心与肾

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