【单选题】He is to lift heavy things.
【判断题】当系统从某一始态变至另一末态,无论其通过何种途径,而ΔG的值总是一定的,而且总是等于W′
【单选题】The main reason(s) for an exporter to consistently offer quotes in the importer’s currency is that it makes it easier for the importer ___.
A.
to determine what its actual costs will be
B.
to avoid currency fluctuation risks
C.
to be able to use its own bank
【简答题】My offer was based on (1)_______ profit, not on wild speculations. We have (2)_______ recently, most of which are below 100 U.S. dollars. Moreover, We've kept the price close to the costs of (3)______...
【简答题】American technology company SpaceX says it ____1____ as many as ______2_____ . SpaceX is working with U.S.-based Space Adventures Inc. to offer the space flights, the two companies recently announced....
【单选题】Peter is _____ to carry the heavy box. [ ]
【简答题】完成句子。 1.They __________________________ (确信) that she will win. (sure). 2.She __________________________ (擅长跳高)(good). 3.I’m sorry __________________________ (弄丢了你的书)(lose). 4.Would you mind_________...
【单选题】She goes running ______.( )
【单选题】He keeps all his documents in a _______ box. [ ]
【判断题】车削加工时当其它切削条件不变,进给量增加会使表面变得更粗糙。