【简答题】设世界由A、B两国组成,皆有土地、劳动两要素,A国土地与劳动价格之比为4 :1;B国为2 :1;两国均可生产小麦与布两种产品,两国相同产品的生产中单位产品投入的土地与劳动之比也相同,即小麦与布的土地与劳动投入之比分别为5 :1与1 :10。 则 (1)A、B两国小麦的相对成本各是多少(两国货币分别是A元、B元)? (2)A国应出口何种产品?国际交换比价的范围是什么?
【简答题】We tried to stop the flames from spreading,but we knew it was______(hope).
【单选题】we certainly hope to stop poliomyelitis in every part of the world.
A.
我们当然希望在世界各地都能消灭poliomyelitis。
B.
我们想在世界各地消灭poliomyelitis.
C.
我们希望停止poliomyelitis在世界各地。
【单选题】Photoshop 软件能够处理什么类型的图片?
【简答题】We hope it (stop) raining before we set off tomorrow.
【单选题】_______ we take specific actions immediately _______ hope to stop climate change in some way.
【单选题】“Shall we stop for lunch _____ shall we drive on?” “Let’s stop for lunch, but the driver can’t drink _____ drive.”
【多选题】下列那些历史名人与鄂州有关?Who were historical figures in Ezhou history?