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d B. What requires C. It is required D. It requires 正確答案: C 。 it為形式主語 , 在此結(jié)構(gòu)中done 為required/suggested/demanded/remended等時 , 從句必須用 should + 動詞原形 , 且should可以省略 。 二、 It + be + adj. of/for sb to do sth 此句型重點(diǎn)是考查何時用 of何時用 for。 如果句型中的形容詞是用來描述 sb 的特征 ( 如kind/rude/cruel/polite/right/wrong/foolish/silly/stupid/wise等 ) , 則用 of, 此時句式可以換成 sb + be + adj. + to do sth;若句型中形容詞是用來描 述 不 定 式 性 質(zhì) 的 ( 如important/necessary/hard/difficult/easy/natural/mon等 ) , 則用 for。 例: 高考真題 (2020,上海春 ) It was foolish of him to __ his notes during that important test, and as a result, he got punished. A. stick to B. refer to C. keep to D. point to 正確答案: B。 短語辨析題 , refer to有 “ 參考 ” 的意思 , 符合句意 。 It’s very important for one to learn a foreign language. 三、 It’s no use/good doing sth 此句型表示:做 …… 是無用的 /不好的 (2020,全國 Ⅱ ) It is no __ arguing with Bill because he will never change his mind. A. use B. help C. time D. way 分析:正確答案: A。 為固定結(jié)構(gòu) 。 It’s no good trying to open the box. 考查 it做形式賓語 主要用于以下三個結(jié)構(gòu) : 一、考查 sb think/find/consider/make it + adj./n./doing+ to do/clause 二、考查 sb like/love/enjoy/hate/appreciate it +when/if… 三、考查 sb depend(rely) on it/see to it/take it for granted that… 等結(jié)構(gòu) 一、 sb think/find/consider/make it + adj./n./doing+ to do/clause (2020,天津 )He didn’t make __ clear when and where the meeting would be held. A. this B. that C. it D. these 正確答案: C。 it為形式賓語 , clear后的從句為真正的賓語 。 (2020,湖南 )As the busiest woman in Norton, she made __ her duty to look after all the other people’s affairs in that town. A. this B. that C. one D. it 正確答案: D。真正賓語為不定式。 (2020,江蘇 )–Don’t you think it necessary that he __ to Miami but to New York? – I agree, but the problem is __ he has refused to. A. will not be sent。 that B. not be sent。 that C. should not be sent。 what D. should not send。 what 正確答案: B。 表示 “ 理應(yīng)如此 ” 需用 should+動詞原形 , should可以省略 。 在做 it形式賓語和形式主語的復(fù)合句中如果從句表示的是 “ 驚奇 、 惋惜或者理應(yīng)如此 ” 等含義時 , 需用 should+動詞原形 ,should可以省略 。 二、 sb like/love/enjoy/hate/appreciate it +when/if… 在這一結(jié)構(gòu)中,應(yīng)注意 like/love/enjoy/hate/appreciate后不直接跟賓語從句,常用 it代替后面句子所表示的意義。 高考真題 (2020,全國 Ⅰ ) I like __ in the autumn when the weather is clear and bright. A、 this B、 that C、 it D、 one 正確答案: C。 love/enjoy/hate和 like的用法相同 , 后接賓語從句時需用 it作形式賓語 , 賓語從句后置 。 (2020,上海 ) I would appreciate it __ you call back this afternoon for the doctor’s appointment. A、 until B、 if C、 when D、 that 正確答案: B。 三、考查 sb depend(rely) on it/see to it/take it for granted that… 等結(jié)構(gòu) (1998, 上海 ) Don’t __ that all those who get good grades in the entrance examination will prove to be most successful. A. take as granted B. take this for granted C. take that for granted D. take