1、 Lesson 26The best art critics1.Do you like painting?2.How many painters do you know?3.Is it easy to understand the paintings?4.Who is the best art critics?Van Gogh 1.当句末为当句末为or not时，引导词只能用时，引导词只能用whether 而不能用而不能用if.2.介词介词后，引导词只能用后，引导词只能用whether而不能用而不能用if.3.与与不定式不定式连用，引导词只能用连用，引导词只能用whether而不而不 能用能用
2、if.4.从句放在从句放在 句首句首，引导词只能用，引导词只能用whether而不能用而不能用if.由从属连词由从属连词whether,if 引导的宾语从句引导的宾语从句1.Will he go to the park with us?I want to know _.2.Can he come?He is worried about _?3.Is it going to rain tomorrow or not?I dont know _.if/whether he will go to the park with us whether he can come whether it is g
3、oing to rain or notl4、My sister is only seven,but she always tells me whether my pictures are good or not.l连接词连接词whetheror not可以表示选择：可以表示选择：lI dont know whether you are interested(in it)or not.lYou must help him,whether you like him or not.l5、Im hanging this picture on the wall,I answered.lthe windo
4、ws in the wall lthe picture on the wall l注意介词的不同注意介词的不同 频率副词频率副词是表示动作发生的频率是表示动作发生的频率,多与一般现在时连用。多与一般现在时连用。100always “总是总是;一直一直;始终始终”。He always comes late.90usually “通常通常,经常经常”。I usually go to bed at10:00.70often,frequently 表示表示“常常常常,经常经常”。They often clean the classroom after school.40sometimes“有时有时,不
5、时不时”。We sometimes go skiing in winter.5hardly,ever,rarely,seldom“几乎从不几乎从不;很少很少;难得难得”。He hardly goes to bed before nine oclock.never（从不）（从不）once(一次一次),twice(两次两次)，from time to time（间或，有（间或，有时）时）,almost（几乎）几乎）l(二)、填空l 1 I can take Li Ming there when he _(come)to visit.l 2 _your sister_(know)English?l 3 Her home_ _ _(远离)her school.l 4 The pot_(not look)like yours very much.l 5 Where _you_(have)lunch every day?l 6 Who_(想要)to go swimming?l 7 _she_(do)the housework every day?l 8 Jenny and Danny usually_(play)games in the esDoesknowisawayfromdoesnt likedohavewantsDoesdoplay
