题目内容

陶瓷材料一般由下列相组成（)。

A. 晶相、玻璃相、气相
B. 晶相、玻璃相
C. 气相、玻璃相
D. 晶相、气相

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As umbrella prices in our last order were much higher than those prevailing in our market, we expect a corresponding reduction of your prices to around US$ 30dozen and would be interested to hear whether you can accept our order of 3,000dozen.(英译中)

财产保险合同，因保险标的转让导致危险程度显著增加的，保险人自收到被保险人或者受让人的通知之日起（)内，可以按照合同约定增加保险费或者解除合同。

A. 15 日
B. 30 日
C. 45 日
D. 60 日

Claims beyond the responsibilities of the suppliers cannot be entertained.（英译中)

我国的建设工程施工实行（)制度。