Level 4 - 4 - Spelling Practices

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(1) n. [肖像画法] the activity of making portraits; a word picture of a person's appearance and character

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(2) a. [有用的,经验的,实践证明的] based on experience; useful

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(3) v. [声明,宣告] declare; announce something publicly or officially, especially something positive

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(4) v. [迅速增长,传播,扩散] cause something to multiply or breed; cause to extend to a broader area or larger number

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(5) n. [彩虹] arc of colored light in the sky caused by the refraction of the sun's rays by rain

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(6) n. [拒绝] act of rejecting something

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(7) n. [依靠,依靠的人或物] dependence; certainty based on experience

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(8) ad. [例行公事地] commonly; regularly; ordinarily

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(9) v. [锈,生锈] become destroyed by water, air, or an etching chemical such as an acid

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(10) v. [反复摩擦表面] abrade or smooth by rubbing with a sharp or rough instrument; draw forcefully over a surface