微课堂(现在完成时since和for的用法).pptVIP

* Grammar B 现在完成时有关since和for的用法 since表示“自……以来”，后面接“时间点” 常用的表示“时间点”的表达方式有： 自从2012年以来 since 2012 自从两年前以来 since two years ago 自从他进校以来 now(2014) 2012 since he came to this school Note： since后面如果接从句时，用一般过去时，如上题中的came for与since则不同，后面接“时间段”， 表示“已经有……时间了” 常用的表示“时间段”的表达方式有： 已经两年了 for two years for 和since之间可以相互转换 如：for two years =since two years ago 如果相对于现在的时间的话，也可以说成， since 2012 下面是习题时间…… Grammar B 现在完成时有关since和for的用法 请选用for或since填空 1. ________ 2000 2. ________ half an hour 3. ________ I was born 4. ________ half an hour ago 7. ________ a couple of years 8. ________ MH 370 (马航370) disappeared 5. ________ last month 6. ________ 8 o’clock Grammar B 现在完成时有关since和for的用法 since for since since since since for since 1. He has lived in Zhenjiang ________ the year before last. 2. I’ve known him __________ we were children. 3. Our teacher has studied Japanese _________ three years. 4. She has been away from the city ___________ about ten years. 5. It’s about ten years __________ she left the city. 用for或since将句子补充完整 Grammar B 现在完成时有关since和for的用法 since since for for since 中考链接： 17.?My?sister?has?learnt?English????????? .? ???? A.?for?twelve?years?ago??????? B.?since?she?w as?four? ???? C.?twelve?years?ago?????????? D.?at?the?age?of?four 17.?My?sister?has?learnt?English????????? .? ???? A.?for?twelve?years?ago??????? B.?since?she?w as?four? ???? C.?twelve?years?ago?????????? D.?at?the?age?of?four 1. My sister has learnt English ________. (2013 四川雅安） A. for twelve years ago B. since she was four C. twelve yeas ago D. at the age of four 2. British Prince william(威廉王子)and Kate have been married _____. (2011淮安) A. for nearly two months ????????? B. two months ago?????????????? C. since two months?before? D. in 2011 用法总结： for + 一段时间 since + 一段时间+ ago since + 时间点 since + 从句 Grammar B 现在完成时有关since和for的用法 B A 能力提升： They haven’t seen each other since last week. （同义句转换） They haven’t seen each other ______ ______ ______.