强心苷对哪一种心衰无效（） A.先天性心脏病引起的 B.高血压引起 C.风湿性心脏病

句型转换。

1. They swam in the river.（用at that time  yesterday改写句子）  

    They _______ _______ in the river at that time  yesterday.

2. The students were having a meeting when the  teacher came in.（用while改写句子）

    ________ the students________ __________ a  meeting, the teacher came in.

3. The building is very high.（改为感叹句）

    _________ _______ the building is!

4. I was sleeping when he called me.（对划线部分提问）

    ________ ______ you __________ when he called  you?

5. I don't know what I should do.（改为同义句）    

    I don't know what _________ _____.

新型农村合作医疗制度实行个人缴费、( )和政府资助相结合的筹资机制。

A．集体分担

B．集体扶持

C．集体参与

D．集体决定

E．集体筹资

Wise buying is a positive way in which you can make your money go further. The （）you go about purchasing an article or a service can actually （）you money or can add （）the cost.

Take the （）example of a hairdryer. If you are buying a hairdryer, you might （）that you are making the （）buy if you choose one （）look you like and which is also the cheapest （）price. But when you get it home you may find that it （）twice as long as a more expensive （）to dry your hair. The cost of the electricity plus the cost of your time could well （）your hairdryer the most expensive one of all.

So what principles should you （）when you go out shopping?

If you （）your home, your car or any valuable （）in excellent condition, you’ll be saving money in the long （）

Before you buy a new （）,talk to someone who owns one. If you can, use it or borrow it to check it suits your particular （）

Before you buy an expensive （）,or a service, do check the price and （）is on offer. If possible, choose （）three items or three estimates.

请在第（）处填上正确答案。

A.reserve

B.decorate

C.store

D.keep

采用UpShiftiNg技术后，系统消息需要主小区和指示邻小区UpPCH的（）。

车号员觉的车、票不符现象有哪些？