從句：如何看引導詞判斷狀語從句
時間狀語從句
常用引導詞：when、as、while、as soon as、before、after、since、till、until
特殊引導詞：the minute、the moment、the second、every time、the day、immediately、directly、no sooner…than(一……就……)、hardly…when(剛一……就……)、scarcely…when(幾乎沒有…的時候)
地點狀語從句
常用引導詞：where
特殊引導詞：wherever、anywhere、everywhere
原因狀語從句
常用引導詞：because、since、as、for
特殊引導詞：seeing that、now that、in that、considering that、given that
結果狀語從句
常用引導詞：so…that、such…that
特殊引導詞：such that、to the degree that、to the extent that、to such a degree that
目的狀語從句
常用引導詞：so that、such that
特殊引導詞：to the degree that、to the extent that、to such a degree that、in order that
條件狀語從句
常用引導詞：if、unless、whether(whether…or not)
特殊引導詞：as/so long as、only if、providing/provide that、supposing that、in case that、on condition that
讓步狀語從句
常用引導詞：though、although、even if、even though
特殊引導詞：as(用在讓步狀語從句中必須要倒裝)、while(一般用在句首)、no matter…、in spite of the fact that、whatever、whoever、wherever、whenever、however、whichever
方式狀語從句
常用引導詞：as、as if、how
特殊引導詞：the way
比較狀語從句
常用引導詞：as(同級比較)、than(不同程度的比較)
特殊引導詞：the more…the more…、just as…、so…、A to B is what/as C is to D、no…more than、not so much A as B
