1). It’s adj for sb to do 做…对某人来说…

　2). … so … that … 如此… 以至于… … too … to do 太… 而不能…

　such … that … 如此… 以至于…

　3). not…until… 直到…才… 例: I didn’t go to bed until my mother came back.

　4).The reason why + 句子 is that + 句子 … 的原因是…

　The reason why he got angry was that she told him a lie. ( 他生气的原因是她对他说了谎。)

　5). That is why + 句子 那是…的原因

　6). That is because + 句子 那是因为…

　7). It is said that + 句子 据说…

　It is reported that + 句子 据报道…

　8). There is no doubt that + 句子 毫无疑问…

　9). It goes without saying that + 句子 不言而喻，毫无疑问

　10). There is no need to do 没必要做…

　11). There is no point in doing 做某事毫无意义

　12. as is known to all, +句子 众所周知

　as we all know, +句子 据我们所知

　it is generally/ publicly known / considered that…, 众所周知