【单选题】If a fire breaks out in a cinema, you should find the sign _______ and leave quickly. [ ]
【简答题】Plane ownership may be taken as a sign of a business being poorly run.
【单选题】夹渣是指焊后残留在焊缝中的熔渣,其原因是
【判断题】夹渣 主要是指焊后残留在焊缝中的熔渣。产生的原因是: 1 、焊接材料质量不好。 2 、接电流太小,焊接速度太快。( )
【单选题】The sign “BUSINESS HOURS” can be seen in a( ).
【简答题】Plane ownership may be regarded as a sign of a business being poorly run.
【简答题】After business negotiation, the two parties sign a written a contract which shall function as basis for the performance of ______ and ______ by the two parties.
【简答题】The job increase is a (hope)___________ sign for small and medium business that employ 90% of the US workforce.