一、~~~ the + ~ est + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc) <N;HB&mr
~~~ the most + 形容词 + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc) a)8M'f_z
例句：Helen is the most beautiful girl that I have ever seen. Ih0kd i
二、Nothing is + ~~~ er than to + V Nothing is + more + 形容词 + than to + V ~lLI
q!!\
例句：Nothing is more important than to receive education. *9Nq^
+
三、~~~ cannot emphasize the importance of ~~~ too much.(再怎么强调...的重要性也不为过。) 3+jqf@ fO
例句：We cannot emphasize the importance of protecting our eyes too much. X8b
= z9
四、There is no denying that + S + V ...(不可否认的...) g g%OOvaj5
例句：There is no denying that the qualities of our living have gone from bad to worse. jz;"]k
五、It is universally acknowledged that + 句子~~ (全世界都知道...) "o[j'
例句：It is universally acknowledged that trees are indispensable to us. c`& <"Us
六、There is no doubt that + 句子~~ (毫无疑问的...) J;g+
例句：There is no doubt that our educational system leaves something to be desired. V"@]PI pr
七、An advantage of ~~~ is that + 句子 (...的优点是...) uD' '0G\
例句：An advantage of using the solar energy is that it won’t create (produce) any pollution. g k[
8'
八、The reason why + 句子 ~~~ is that + 句子 (...的原因是...) h~
=UFE%'
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 5}4r'P$m:
grow trees is that they can supply fresh air for us. /_P 5 U E(
九、So + 形容词 + be + 主词 + that + 句子 (如此...以致于...) y++[:M
例句：So precious is time that we can’t afford to waste it. 0)'^vJe
十、Adj + as + Subject(主词)+ be, S + V~~~ (虽然...) QuJ)Wa JkC
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} {\L /?#
十一、On no account can we + V ~~~ (我们绝对不能...) +idj,J |
例句：On no account can we ignore the value of knowledge. xCM cS~
3/
十二、It is time + S + 过去式 (该是...的时候了) S]3t{s#JW7
例句：It is time the authorities concerned took proper steps to solve the traffic problems. /K"koV;
十三、There is no one but ~~~ (没有人不...) N (W ;(7
例句：There is no one but longs to go to college. z5v)~+"1
十四、be + forced/compelled/obliged + to + V (不得不...) z1 7x%jXy
例句：Since the examination is around the corner, I am compelled to give up doing sports. kmm1b (
十五、It pays to + V ~~~ (...是值得的。) 9air" 4
例句：It pays to help others. d 3AOuVUf
十六、Spare no effort to + V (不遗余力的) <3iL 5}
例句：We should spare no effort to beautify our environment. Bg*Oj)NM
