• 现在完成时和一般过去时的区别
• 现在完成时所表明的是过去发生的动作对现在的影响,强调的是现在的情况,不可以和表示过去的时间状语yesterday,in 1991,three days ago last time,last night等连用.
• 一般过去时表明的是过去发生的事实,和现在不发生关系.
• 5.现在完成时中的 for 与 since
• for + 时间段 与延续性动词的现在完成时连用
• since + 时间点/从句
• I have kept the library bookfor a week.= I have kept the library booksince aweek ago.
国内英语资讯:Chinese vice premier discusses economic relations with US ministers over phone
国内英语资讯:China Focus: Financial reform plans unveiled to serve real economy in sustainable manner
《世界遗产名录》新增21处遗产地
国际英语资讯:Frances Macron honors U.S. forces in Bastille day celebration
国际英语资讯:At least 27 dead, 54 missing in whaling shipwreck in DR Congo
囧囧有神:论说谎你蠢不过他们(组图)
心理学家如何看待“网络喷子”?
川普:塞申斯在涉俄调查中不应该主动规避
肯德基推出智能手机了?谐音不是这么玩的吧
体坛英语资讯:Brazil football violence claims another victim
The heat is on 忙碌的日子即将开始
还记得毁于ISIS之手的摩苏尔图书馆吗?有人正在努力重建它
国内英语资讯:Senior CPC official calls for deeper exchanges with Romania
国际英语资讯:Latest peace talks on Syria end without major breakthrough
海南省文昌中学2016-2017学年高二下学期期末考试英语试卷
联想Lenovo跑去欧洲买银行了?不做电脑了?
体坛英语资讯:China U-16 loses to Uzbekistan 0-1 in Silk Road Cup tournament
国际英语资讯:Dozens injured in bus overturn in eastern Russia
国际英语资讯:U.S.-backed forces control over 42,000 sq. km of Syria after battles with IS
国际英语资讯:Rwandas presidential campaigns officially begin
国际英语资讯:Austrian, German presidents stress unity, need for common approach in migrant crisis
国内英语资讯:China Focus: China leads new energy vehicle development
学习时怎样做到心无旁骛?
体坛英语资讯:Chinese diver Chen falls short in 1m springboard at the worlds, Keeney crowned
国际英语资讯:Joint naval drill of 8 NATO members kicks off in Bulgarias Black Sea zone
为什么越来越多女性选择冷冻卵子
国内英语资讯:China approves 9 IPO applications
体坛英语资讯:Spains Muguruza crushes Venus Williams to win Wimbledon title
习近平:防控金融风险 深化金融改革
国际英语资讯:Turkey marks anniversary of failed coup with rallies
| 不限 |
| 英语教案 |
| 英语课件 |
| 英语试题 |
| 不限 |
| 不限 |
| 上册 |
| 下册 |
| 不限 |