Part A Write a letter for absence（）.

Our company is one of the leading companies in china ornaments retail business．We have oufiets throughout our England．We are interested in your products displayed at the exhibition Guangzhou fair and would like to know whether you could offer us a sole agency to retail your products in our country.

We are confident that there is a growing market for your products in this area, due to the increasing demand for china ornaments.

We operate on a 10% commission basis on net list prices, with an additional 3% del credere commission if required．We usually pay our principals by bill of exchange on a quarterly basis.

If you are interested in the above proposal, we will send our representative to discuss further details with you．We look forward to hearing from you soon.

Yours sincerely,

A.replied

B.reply

C.to reply

D.replying

B．骨髓造血功能不足以代偿而发生的贫血

C．溶血性贫血的患者临床表现一定要有黄疸

D．溶血性贫血多属于先天性遗传性缺陷

E．溶血性贫血是正细胞正色素性贫血

此题为判断题(对，错)。

B、甲状腺功能减退症的病人

C、主动脉瓣狭窄的病人

D、主动脉瓣关闭不全的病人

E、心房纤维颤动的病人

B．角膜

C．血管膜

D．脉络膜

B．works

D．to work

B.文献综述越详尽越好

C.文献综述的作用是使读者了解当前研究的现状，认识到该项研究的必要性

D.通过文献综述，研究者可以站在前人已有研究的基础上进行开创性工作，避免低水平的重复研究