大学英语精读1授课笔记unit1.pdf
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- 2021-08-04 发布|
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U it 1 U it 1
average: a. ordi ary
average: （a. ）ordi ary （）
me of average ability
me of average ability能力普通的人 能力普通的人
( .)
( .)平均数 平均数
A average of 10 stude ts were abse t each day.
A average of 10 stude ts were abse t each day. a average of + a average of + “ 复数名词”作主语，谓语用复数 “ 复数名词”作主语，谓语用复数 the average of + “the average of 复+ 数名词”作主语，谓语用单数 “ 复数名词”作主语，谓语用单数 The average of these umbers is 50. The average of these umbers is 50. ecessarily(ad.): i evitably ecessarily(ad.): i evitably 必定地，必要地 必定地，必要地
The old do ot ecessarily k ow more tha the you g.
The old do ot ecessarily k ow more tha the you g. 未必，不一定 未必，不一定
(adj .) ecessary which has to be do e
(adj .) ecessary 必要的，必须的which has to be do e 必要的，必须的 ’ ’
it s ecessary for sb. to do sth.
it s ecessary for sb. to do s某th人. 有必要做某事，不能按汉 某人有必要做某事，