八下英语第六单元课件.pptVIP

do donate give help join keep meaningful the Tree-planting Club It is meaningful to join the Tree-planting Club. important parks clean It is important to keep parks clean. do donate give help join keep do donate give help join keep easy seats the elderly It is easy to give seats to the elderly. do donate give help join keep helpful money to charities It is helpful to donate money to charities. do donate give help join keep fun voluntary work It is fun to do voluntary work. do donate give help join keep good blind people cross the road It is good to help blind people cross the road. It is＋adj.＋that从句 此句型中it是形式主语，真正的主语是that引导的从句。用于此句型的常见形容词有：possible，strange，natural，necessary，important，likely，fortunate，obvious等。如： It is strange that nobody knows where he has gone. 很奇怪没有人知道他去了哪儿。 It is possible that one of them keeps a kind of bank where the workers can keep their money safe. 很可能他们中有一个人掌管着一种“银行”，工人们可以把钱安全地存放在那儿。 It is / was +形容词+（for / of sb）+动词不定式短语 对于这个句型中究竟是用for还是用of,一般遵循这样的规则：如果形容词仅仅是描述事物的形容词，如：difficult, easy, hard , important ,dangerous ,等用for;如果形容词是描述不定式行为者的性格、品质的，如：kind ,good ,clever 等则用of。如： It is interesting to play with snow in winter. 冬季里玩雪是很有趣的。 It is important for us to keep the water clean. 保持水质清洁对我们来说是很重要的。 It is very kind of you to say so. 你这样说真是太好了。 it 还可代替to do和that 从句作形式宾语 Find / make / think it +adj.+to do sth. Find / make / think it +adj.+that 从句 It is +adj. + 动词不定式 该句型结构中,it为形式主语,真正主语为其后的动词不定式. 例如:It is wise to take a map and a mobile phone. It is meaningful to raise money to help people in need. 该句型中也适合于动词take的句型. 1.What’s the price of the pen? _____ _____ is the pen? 2.I find it hard that I can get along well with all my classmates. I find ___ ____ to get along well with all my classmates. 答案：1.How much