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二．(独学) 四会短语、句型英汉互译
1.give seats to the elderly______________ 2.保持公园清洁_______________
3.make sure_________________ 4和某人交朋友___________________
5. have any trouble talking to_________________________
研习
任务一：(对学 ，合学，独学)
根据以下句子来认识一下新句子结构。
1. It is fantastic to work as a volunteer.
你学到的句子结构是___________________________________________.
2.It is important for people to learn good manners.
你学到的句子结构是 _________________________________________
3.It is kind of these volunteers to work in their spare time.
你学到的句子结构是 _________________________________________
任务二：（合学） 师生一起总结三种句式。
任务三：（对学） 区分It is + adjective + for…+ to-infinitive和
It is + adjective + of…+ to-infinitive的不同进行讨论。
巩固案
一.单项选择
( )1.It will be a good thing ________ Lily to be a teacher..
A to B as C for D on
( )2.It is ________ to finish your homework on time.
A funny B interesting C necessary D unnecessary
( )3.It is meaningful that _________.
A to join the walk B join the walk
C for us to join the walk D we join the walk
( )4.It’s easy for him _____________.
A that makes friends with others B to make friends with others
C makes friends with others D that he makes friends with others
( )5.This is impossible _______ us ________ raise a lot of money.
A for; to B for; that C that; to D to; for