一、~~~ the + ~ est + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc) p A_u;*
~~~ the most + 形容词 + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc) uk$MQ v*D
例句：Helen is the most beautiful girl that I have ever seen. +8?18@obp
二、Nothing is + ~~~ er than to + V Nothing is + more + 形容词 + than to + V N]/cBGy
例句：Nothing is more important than to receive education. 2%R.~9HtA
三、~~~ cannot emphasize the importance of ~~~ too much.(再怎么强调...的重要性也不为过。) 0<@['W}G
例句：We cannot emphasize the importance of protecting our eyes too much. U7n#TPet
四、There is no denying that + S + V ...(不可否认的...) 1I69O6"
例句：There is no denying that the qualities of our living have gone from bad to worse. K O\H H
五、It is universally acknowledged that + 句子~~ (全世界都知道...) ] W Yub1
例句：It is universally acknowledged that trees are indispensable to us. \VOv&s;h
六、There is no doubt that + 句子~~ (毫无疑问的...)
*?1 \S^7R
例句：There is no doubt that our educational system leaves something to be desired. V~/@KU8cH
七、An advantage of ~~~ is that + 句子 (...的优点是...) }qp)VF
例句：An advantage of using the solar energy is that it won’t create (produce) any pollution. qvy*;
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八、The reason why + 句子 ~~~ is that + 句子 (...的原因是...) s
Y1 @~ v
例句：The reason why we have to grow trees is that they can provide us with fresh air./ The reason why we have to )O+Zbn
grow trees is that they can supply fresh air for us. gS[B;+d
九、So + 形容词 + be + 主词 + that + 句子 (如此...以致于...) nxuH22:
例句：So precious is time that we can’t afford to waste it.
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十、Adj + as + Subject(主词)+ be, S + V~~~ (虽然...) ZEDvY=@a
例句：Rich as our country is, the qualities of our living are by no means satisfactory. {by no means = in no way = on no account 一点也不} "pK<d~Wu
十一、On no account can we + V ~~~ (我们绝对不能...) [75?cQD
例句：On no account can we ignore the value of knowledge. [6g$;SicT
十二、It is time + S + 过去式 (该是...的时候了) SOsz=bVx
例句：It is time the authorities concerned took proper steps to solve the traffic problems. 5
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十三、There is no one but ~~~ (没有人不...) 1|G\&T
例句：There is no one but longs to go to college. 7O|`\&RY R
十四、be + forced/compelled/obliged + to + V (不得不...) 6l4=
例句：Since the examination is around the corner, I am compelled to give up doing sports. b1'849i'y=
十五、It pays to + V ~~~ (...是值得的。) +$>aT (q
例句：It pays to help others. G~&8/ s
十六、Spare no effort to + V (不遗余力的) K fVsnL_
例句：We should spare no effort to beautify our environment. SfY 5
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