雅思写作：it做不定式形式主语　　什么是形式主语 　　作为形式主语的it并无实际语义，是为满足语法上的需要，避遥句子头重脚轻，它代替的是句子的逻辑主语。
　　形式主语it所在的句型类别 　　1、作不定式的形式主语 　　句型 　　It; is; +; a; pity/a; pleasure; +; to; do; sth.
　　It; is; +; wrong/right/wise/cruel/naughty/selfish; +; of; sb.
; +; to; do; sth.
　　It; is; +; necessary/hard/important/difficult/possible/common; +; for; sb.
; +; to; do; sth.
　　雅思范文写作实例 　　A.
; Beyond; this，; it; is; also; of; paramount; importance; to; use; theaters; and; museums; as; the：social; classroom culture; and; history; education.
　　B.
; I; think; it; is; by; no; means; pointless，; in; any; way，; to; try; to; keep; traditions; alive; with; technology.
; 　　C.
; It; is; difficult; to; say; who; has; the; right; to; judge; whether; children; working; is：wrong or：valuable 　　D.
; ，; it; is; important; to; remember; that; children; need; to; develop; skills; other; than; intellectual; ones; and; 　　E.
; Finally，; I; think; that; it; is; also; important; to; remember; that; children; need; to; relax; as; well; as; work; 　　F.
; Because; people; interpret; happiness; for; themselves; in; so; many; different; ways，; it; is; difficult; to; give; ang; definition; that; is; true; for; everyone.
; 　　G.
; It; is; quite; common; these; days; for; young; people; in; many; countries; to; have; a; break; for; studying; after; graduation; from; high; school.
; 　　H.
; They; may; think; that; it; is; better; to; continue; in; a; particular; job，; or; to; do; sth; completely; different; from; from; a; university; course.
; 　　据本人统计，剑桥遥的雅思真题几乎每一篇Task2考官范文中，都有所遥，甚至在有的文章中出现三次之多。
　　学生写作实例 　　实例 1：Many; people，; if; not; most，; are; strong; believer; in; the; claim; that; regard; children; go; to; work; as; completely; wrong，while; others; hold; the; opposite; opinion.
　　修改建议：it; is; completely; wrong; for; children; to; go; to; work.
　　实例2：They; have; to; complete; their; homework; conscientiously; within; limited; time; and; difficult; to; discover; the; problems; in; studies.
　　修改建议：thus; it; is; difficult; to; discover; their; problems; in; study.
　　实例3：College; graduates; are; difficult; to; find; jobs.
　　修改建议：It; is; difficult; for; college; graduates; to; find; jobs.
　　实例4：Parents; realise; the; needs; of; their; children; is; extremely; important.
　　修改建议：It; is; extremely; important; for; parents; to; realise; the; needs; of; their; children.
　　It; is; extremely; important; that; parents; realise; the; needs; of; their; children.