我国合同法规定，合同当事人可以委托（）订立合同。

下列说法正确的是（　　）

A．物质跟氧发生化学反应叫氧化反应

B．凡是有发光发热的现象都是化学反应

C．凡是有发光发热的现象都叫燃烧

D．化学变化的特征：生成了另一种物质

商标注册申请人自其商标在外国第一次提出商标注册申请之日起（）内，又在中国就相同商品以同一商标提出商标注册申请的，依照该外国同中国签订的协议或者共同参加的国际条约，或者按照相互承认优先权的原则，可以享有优先权。

A.3个月

B.6个月

C.12个月

D.18个月

甲市物资局所属的甲市物资租赁贸易服务总公司于1998年10月与乙市农业生产资料服务公司签订了一份买卖合同，该合同在履行过程中发生了纠纷。此时，甲市物资租赁贸易服务总公司一分为二，分立为甲市物资租赁服务公司和甲市物资贸易公司（均为独立法人），公司分立时，对上述买卖合同如何处理未作安排。现乙市农业生产资料服务公司到法院就该合同纠纷提起诉讼，本诉讼的被告应当是谁？

A．甲市物资租赁贸易服务总公司　 　　

B．甲市物资局

C．甲市物资租赁服务公司或甲市物资贸易公司

D．甲市物资租赁服务公司和甲市物资贸易公司

I met the guy who told me an amazing story．He was  21  Scotland on a motorbike by himself．One late afternoon he was on the road between Aberdeen and Elgin．He was travelling along, miles from any village, when he saw a really  22  girl standing by the road, hitchhiking (搭便车).Anyway, he stopped and said he would give her a  23  to Elgin．She got and drove off．He said he  24 having her on the back,  as it was nice   25．But after a time he forgot that she was there．Suddenly he  26 but he realized that he couldn’t feel her knees  27 against him ! He  28 behind him but …she wasn’t there.

He said he felt frightened  29 his life ! He felt cold all over．He thought she must have 30 off the back．So he turned round and 31 back along the road．He didn’t find her．So he began to think that she might have been 32 by someone else.

Anyway, he drove on towards Elgin and didn’t see anyone  33 he came to a pub．He decided to 34 so that he could talk to someone and he thought he ought to tell  35  ．He went into the pub and talked to the barman．He told the barman what had happened．He said the barman didn’t seem to be at all  36 ．He just carried on  37 the glasses.

Then the barman said, “you are not the  38 person to come in here and tell the same  39．That girl you think you picked up  40 seven years ago… in a motorbike accident.”

21．A．touring                B．searching                  C．defending        D．circling

22．A．poor              B．attractive          C．tall              D．terrible  

23．A．help                      B．lift               C．service           D．trip 

24．A．chose              B．came              C．meant            D．liked 

25．A．business           B．event             C．company          D．action

26．A．thought           B．considered         C．remembered       D．called

27．A．pressing           B．turning           C．going            D．running

28．A．looked             B．took              C．felt              D．seized

29．A．out of             B．in case of          C．in place of       D．to the best of

30．A．jumped            B．kept              C．kicked            D．fallen

31．A．raced              B．walked            C．got              D．watched

32．A．picked up          B．searched for       C．taken away       D．brought back

33．A．when              B．until              C．although         D．since

34．A．wait               B．enter             C．stop              D．march

35．A．someone           B．nobody           C．the father          D．the police

36．A．worried           B．surprised          C．moving            D．satisfied

37．A．breaking           B．waving           C．knocking          D．drying

38．A．first               B．last               C．right             D．honest

39．A．story              B．message           C．lie               D．truth

40．A．was saved          B．ran away          C．died              D．left

进口关税的计算公式为：进口关税＝( )×人民币外汇牌价×进口关税率

A．离岸价

B．到岸价

C．离岸价+国外运费

D．离岸价+国外运输保险费