有这样一道题，请看看：Every possible means ________ been tried，and we find only ________ this means can we do it well.A. have，in B. have，by C. has，in D. has，by此题应选 D。其余几项均容易被误选。这
先请看题：It is reported that a great number of ________ died in the drought.A. cattles B. polices C. peoples D. poultry此题应选D。其余几项均可能被误选。 此题主要涉及集合名词的用法，下面将集合名词的有
His first responds was to say no ,later however he changed his mind.他最初的反应是不同意，可是后来他改变了主意。I drink black coffee,whereas he prefers its cream.我爱喝青咖啡，而他喜欢喝加奶油的。He
比较下面的考题：1. This is the room _________I lived ten years ago.A. that B. where C. who D. what2. This is the room _________I lived in ten years ago.A. that B. where C. who D. what3. This is the r
