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he reason why ~~~ (那就是...的原因) 例句:Summer is sultry. That is the reason why I don39?!∈?、be + forced/pelled/obliged + to + V?。ú坏貌?..) 例句:Since the examination is around the corner, I am pelled to give up doing sports. 既然考試迫在眉睫,我不得不放棄做運動?!∈hose who ~~~?。?..的人...) 例句:Those who violate traffic regulations should be punished. 違反交通規(guī)定的人應該受處罰?!∈?、On no account can we51Test+ V ~~~ (我們絕對不能...) 例句:On no account can we ignore the value of knowledge. 我們絕對不能忽略知識的價值?!∈y +Ving, ~~ can ~~?。ń柚?..,..能夠..) 例句:By taking exercise, we can always stay healthy. 借著做運動,我們能夠始終保持健康。十一、The + ~er + S + V, ~~~ the + ~er + S + V ~~~ The + more + Adj + S + V, ~~~ the + more + Adj + S + V ~~~(愈...愈...) 例句:The harder you work, the more progress you make. 你愈努力,你愈進步。t afford to waste it. 時間是如此珍貴,我們經(jīng)不起浪費它。 八、The reason why + 句子 ~~~ is that + 句子 (...的原因是...) 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 grow trees is that they can supply fresh air for us. 我們必須種樹的原因是它們能供應我們新鮮的空氣。 七、An advantage of ~~~ is