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《Grammar》公开课教案优质课下载
Teaching diffidult points:
The conjections of all the clauses
Teaching important points:
To distinguish some groups of conjections
Teaching procedures:
Step 1 presentation:
一 状语从句分为哪几类？
时间状语从句：when while as before since
地点状语从句：where wherever
原因状语从句：because since as for now that considering
条件状语从句：unless (除非) as long as on condition(只要) if
目的状语从句：in order that so that(从句有情态动词) for fear that…
结果状语从句：such that so that(无情态动词) so…that such…that
方式状语从句：as（按照）as if =as though
比较状语从句：as…as more…than less…than
二、时间状语从句的用法:主从句时态要一致，但主将从现
第一组连接词：when while as till until the minute…
when : 主从句动作同时或先后发生。
举例：When I opened the window, I saw him come up.
while: 从句用延续性或表状态的动词。
举例：He rushed in while were discussing problems.
as : 表伴随动作，“一边…一边; 随着”
举例：As she sang, tears ran down her cheeks.
{注意}： 放句首时：while=although或者while=as long as 只要
while