During the investigation, this article uses varying methods of historic , documental, observational, conversational and questions surveyable.本文在研究中运用了历史法、文献法 、 观察法 、 访谈法和问卷调查法....his freakish voice varying from bass to s...
It was so foggy that the steamship almost ran down a small boat leaving the port.雾很大,汽艇差点把一只正在离港的小船撞沉.The return may be made on the same steamship.可乘同一艘汽船当天回来.He telephoned the steamship office to find out what time the ...