Columbus discovered America in 1492.哥伦布于1492年发现了美洲大陆.Columbus discovered America in 1492.哥伦布于1492年发现了美洲大陆.为什么不是had discovered不是过去完成时吗?

Columbus discovered America in 1492.这句话怎么翻译? when Columbus discovered America,where did he stand?英文回答 When Columbus(哥伦布) discovered America,where did he stand? Columbus＿＿America in 1492.a.inventedb.has foundc.had inventedd.discovered 翻译Not until Columbus discovered America were bananas brought to Europe. 翻译Columbus discovered America but he did not explore the new continent. Columbus __________America,but did not explore the new continent.discovered recovered covered uncovered 选哪个 Columbus discovered America in 1492.哥伦布于1492年发现了美洲大陆.Columbus discovered America in 1492.哥伦布于1492年发现了美洲大陆.为什么不是had discovered不是过去完成时吗? Christopher Columbus discovered America on the 12th October,1492.He had spChristopher Columbus discovered Americaon the 12th October,1492.He had spent 18 years preparing for s___81____westward across the Atlantic Ocean.Hereturned to Spainearly in 149 Our teacher told us that Columbus discovered America in 1492中that 后面是that引导的从句么 Although Columbus discovered America,he did not _______ the new continent.A.expose B.explore C.exploit D.explode Columbus discovered America ,but didn't explore the new continent这句话是怎么翻译的,麻烦看看 america discovered by columbusamerica was discovered by columbus was 去掉行吗,discovered 也是被动的意思吧america discovered by columbus is not accepted by all这样对吧,我觉得后面接is 所以 was 去掉,可以不用which 而直接 1道英语选择哈~Explorer Christopher Columbus landed in America,but he thought he thought he （）the east indiaA.had discovered B.has discovered C.discovered D.was discovering Columbus was the first_the new ContinetA to have discovered B to discover C discovering D having discovered为什么不是A,哥伦布发现了新大陆不是对现在有影响的吗? 英语翻译when columbus discovered america,where did he stand?A girl was nine on her last birthday,and she will be eleven on her next.how is this possible? 一般过去式现在进行时有什么区别?如：have you climbed the Great Wall?爬不是一个动作吗?为什么用did不行?那像：Columbus discovered America in 1492.用一般过去时不行吗？那个，题目错了为现在完成时 discover和find有什么区别?例句Columbus ____ discovered America in 1492.中为何用discover而不用find?（不用find的理由,而非用discover的理由）