一、~~~ the + ~ est + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc) W_@ b . 1
~~~ the most + 形容词 + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc) &S(>L[)9
例句：Helen is the most beautiful girl that I have ever seen. v9 \n=Z
二、Nothing is + ~~~ er than to + V Nothing is + more + 形容词 + than to + V pT=^ o
例句：Nothing is more important than to receive education. f2c <-}wR
三、~~~ cannot emphasize the importance of ~~~ too much.(再怎么强调...的重要性也不为过。) ' ;G/,wB?`
例句：We cannot emphasize the importance of protecting our eyes too much. yhg GvyD
四、There is no denying that + S + V ...(不可否认的...) oOprzxf"+Z
例句：There is no denying that the qualities of our living have gone from bad to worse. ~j[?3E4L}
五、It is universally acknowledged that + 句子~~ (全世界都知道...) 1 )c{;x& W
例句：It is universally acknowledged that trees are indispensable to us. b;
of9hY
六、There is no doubt that + 句子~~ (毫无疑问的...) KGOhoiR9:C
例句：There is no doubt that our educational system leaves something to be desired. (^W}uDPCB
七、An advantage of ~~~ is that + 句子 (...的优点是...) W!HjO;
例句：An advantage of using the solar energy is that it won’t create (produce) any pollution. P]m{ \K
八、The reason why + 句子 ~~~ is that + 句子 (...的原因是...) J t.<Z&
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 ;q'-<O
grow trees is that they can supply fresh air for us. 346
z`5
九、So + 形容词 + be + 主词 + that + 句子 (如此...以致于...) (P? |Bk [
例句：So precious is time that we can’t afford to waste it. s2L]H
十、Adj + as + Subject(主词)+ be, S + V~~~ (虽然...) s:'>G;p
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} jy0aKSn8
十一、On no account can we + V ~~~ (我们绝对不能...) \ \EX'L
例句：On no account can we ignore the value of knowledge. Z5'^ H j1,
十二、It is time + S + 过去式 (该是...的时候了) 1VYH:uGuAU
例句：It is time the authorities concerned took proper steps to solve the traffic problems. W\j'8^kI9
十三、There is no one but ~~~ (没有人不...) L[44D6V g
例句：There is no one but longs to go to college. {
(.@bT@
十四、be + forced/compelled/obliged + to + V (不得不...) 6 v{&, q
例句：Since the examination is around the corner, I am compelled to give up doing sports. ag8)^p'9
十五、It pays to + V ~~~ (...是值得的。) r1q'+ i
例句：It pays to help others. 3_G0e IE"u
十六、Spare no effort to + V (不遗余力的) v 9J1Hha#
例句：We should spare no effort to beautify our environment. 2Rys :$
