下列有关财产保险施救费用的表述，错误的是( )。 A．被保险人所支付的施救费用必须

皮肤附属器包括毛发、（）、汗腺和甲，均由外胚层分化而来。

Sentence pattern transformation. (句型转换)

1. All of the students like football. (改为否定句)

    _____ of the students _____ football.

2. You seem to be ill today. (改为同义句)

    _____ _____ that you are ill today.

3. I like skiing best. (改为同义句)

    My ____ ______ is skiing.

4. My brother likes rice and noodles. (改为选择疑问句)

    _____ does your brother ____ ____, rice ____ noodles?

5. They eat a lot of potatoes. We eat a lot, too. (改为同义句)

    They eat a lot of potatoes. ____ _____ _____.

6. After the experiment, we will talk about our observation. (对画线部分提问) 

              will you            after the experiment?

Wearing red can make ______ easier for us to take action.    [ ]

A. that      

B. it        

C. this    

D. /

统计整车装车数包括港口站接运的水陆联运货物的装车及不同轨距联轨站换装货物的装车。

压缩机每工作2-3小时或根据气质情况，应定期打开排污阀进行吹扫排污，吹扫时间不应大于（）。

A.15S

B.30S

C.10S

D.25S