Group (E F) - Spelling Practices

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(1) a. Syn. thrifty; saving(经济的,节俭的) thrifty; saving; using the minimum of time or resources necessary for effectiveness
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(2) n. Syn. skyscraper(宏伟的建筑物) building, especially one of imposing appearance or size; a structure that has a roof and walls
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(3) a. Syn. entitled; qualified; suitable(合格的,有资格的) qualified; desirable and worthy of choice, especially for marriage
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(4) v. (确定,必然发生) make sure or certain; insure; assure
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(5) n. Syn. admission; entrance(进口,入口) admission; entrance; item inserted in a written record
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(6) v. Syn. vaporize; disappear; vapor((使)蒸发,消失) vaporize; disappear; change into a vapor
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(7) n. Syn. proof; testimony(证据) something which makes evident or manifest; any mode of proof
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(8) v. Syn. develop; grow(进化,发展) develop; grow
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(9) v. (不正当的利用,开发) make use of, sometimes unjustly
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(10) n. (开发,开采) unfair use of someone’s work giving little in return