恶性肿瘤的临床病理表现类型有：　　　　　　　、　　　　　　　和　　　　　　　。

阅读理解。

     When you're invented to have dinner in a foreigner's home, please remember the followings:

     At table, when the hostess picks up her napkin, you may pick up yours and put it on your legs.

     If a servant passes food around, he will pass the dish to you at your left hand so that you can easily

serve yourself with your right hand. Never serve yourself while the dish is on your right; it is the turn of

your neighbor on the right.

     Do not reach across the table or in front of someone to get something, that is not polite. Ask him or

her to pass it to you.

    There are things in the middle of the table, such as bread, butter and candies. You shouldn't take any

until the hostess tells the servant to pass them to you.

     Do not leave your seat without saying anything. If you need to leave the table to go to the washroom

or do something else, you should say "Excuse me for a moment, please. "

阅读短文，判断正（T）误（F）。

( ) 1. You should put your napkin on your legs before the hostess picks up hers.

(     ) 2. The dish is passed to you on either of your side.

(     ) 3.If the food is far from you, you shouldn't stand up to serve yourself.

(     ) 4. You may take any food at any time.

(     ) 5. When you have to leave your seat, you need to say "Excuse me for a moment, please. "

蛋白质在胃蛋白酶和胰蛋白酶的作用下变成氨基酸的反应属于(　　)。

A．消去反应

B．聚合反应

C．水解反应

D．酯化反应

腭裂修复术的主要目的（）

A.减少呼吸道感染

B.封闭口腔和鼻腔的交通

C.改善咀嚼功能

D.改善语音

E.恢复患者自信

中和公司为国有企业，在2008年内发生了以下两项事项：
(1)5月25日，该企业开出一张面额为10000元整的转账支票向某运输公司支付运费。次日，运输公司向银行提示付款，银行发现该支票为空头支票，遂予以退票，并对该企业处以1000元的罚款。某运输公司要求该企业除支付其10000元的运费之外，还应当另外支付其2000元的赔偿金。
(2)中和公司为支付B公司的货款，于2008年8月5日给B公司开出一张20万元的银行承兑汇票。B公司获此汇票后，因向C公司购买一批钢材而将该汇票背书转让给C公司，但不久后，B公司发现C公司根本无货可供，完全是一场骗局，于是，便马上通知付款人停止向C公司支付票款。C公司获此票据后，并未向付款人请求支付票款，而是将该汇票又背书转让给了D公司，以支付其所欠之工程款。
要求：根据上述事项，结合我国金融法律制度的有关规定，回答以下问题：

重庆谈判是怎么回事？它起了什么作用？