信用证结算方式只适用于国内企业之间商品交易产生的货款结算，既可以用于转账结算，也可以

_______, it wont' be the only factor concerning your happiness.[ ]

A. As the result of the exam might be important

B. As important the result of the exam might be

C. Important as might the result of the exam be

D. Important as the result of the exam might be

The old photos buried at the bottom of the suitcase________me of those happy old days we had spent

together.[ ]

A．repeated  

B．reminded

C．informed  

D．remembered

模锻件上凡是（）的部位，都应留有机械加工余量，余量的大小取决于机械加工的要求和模锻工艺所能达到的锻件公差大小。

A.黑皮

B.机械加工

C.注有公差

D.零件尺寸

按摩膏使用后必须对皮肤进行（）。

A、清洁

B、消毒

C、热敷

D、冷敷