下列选项中，不可以向中国证监会申请基金销售业务资格的是(　)。 A．政策性银行 B．

用括号中词的正确形式填空。

     A few weeks ago, a group of us decided __1__ (go) abroad together for a holiday. When we __2__  

 (wait) in the queue at passport control,  I suddenly __3__ (realize) that I _4___ (leave) my passport at

 home. I rang my parents, but they __5__ (work) in the garden. Luckily, my mother finally heard the

 phone. My passport __6__ (find) in my trousers pocket. My mother said, "If you take a taxi this minute

 you __7__ (be) able to get on the plane in time.  "I __8__ (run) all the way to the plane and when at last I

 __9__ (get) on it. the other passengers __10__ ( start) clapping.

计算：

（1）3b-2a²-（-4a+a²+3b）+a²；

（2）（4m³n-6m²n²+12mn³）÷2mn。

瓦斯罐为什么要加蒸汽夹套或者盘管？

在洗车之前，客户只需要洗车而不需要做任何护理项目的时候，如果车漆面有很多树胶该怎么做？