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五 It+ be+ adj.+ for/of sb. to do sth. 【課文原句】 It is important to remember: eat well, stay healthy, and don39。t get fat! 記住這些很重要:吃好,保持健康,不要變胖! (七上 P22) (1)句式 “It+ be+ adj.+ to do sth.”表示 “做某事是 ?? 的 ”,其中 it是形式主語,真正的主語是后面的動(dòng)詞不定式。 It39。s hard to learn English 。 (2)句式 “It+ be+ adj.+ for sb. to do sth.” 形容詞修飾動(dòng)詞不定式表示的事物。 It39。s easy for you to answer the question. 回答這個(gè)問題對你來說很容易。 (3)句式 “It+ be+ adj.+ of sb. to do sth.” 形容詞描述的是人的品質(zhì)、性格。 It39。s very nice of you to say 。 用括號內(nèi)所給詞的適當(dāng)形式填空。 14. Was it necessary for John ________(take) some photos before helping the old man? to take 考點(diǎn)十 六 be good at/with/for/to 【課文原句】 I love history and I39。m good at it. 我喜歡歷史課,而且我歷史學(xué)得好。 (七上 P26) 【 辨析 】 be good at, be good with, be good for與 be good to 翻譯句子。 15.她非常擅長寫作。 (good at) ______________________ She is good at writing. 考點(diǎn)十 七 because的用法 【課文原句】 It39。s my favourite subject because it39。s very ,因?yàn)樗苡腥ぁ?(七上 P26) (1)because “因?yàn)?”,引導(dǎo)原因狀語從句,可改寫為 so引導(dǎo) 的結(jié)果狀語從句。本句可改為: It39。s very interesting, so it39。s my favourite subject. 它很有趣,因此它是我最喜歡的科目。 (2)because和 so不能同時(shí)用在一個(gè)句子里面。 (√)I like art because it39。s interesting. (√)Art is interesting, so I like it. ( )Because art is interesting, so I like it. (3)because 和 because of 的用法 ① because是連詞,其后接句子。 It might be a boy39。s room because the clothes look like boys39。 ,因?yàn)橐路雌饋硐袷? 男孩的衣服。 ② because of是復(fù)合介詞,其后接名詞或名詞短語。 We could see him wasting away because of his illness. 我們看得出他因?yàn)樯《諠u消瘦。 翻譯句子。 16.她今天沒有上學(xué)因?yàn)樗×恕?(because) ________________________________________________ She didn39。t go to school today because she was ill.