- so、such 放句首時，後方句需用倒裝句型，但關代 that 後方句則不需倒裝。so、such 倒裝句型結構如下：
- Only (只要…) 放句首時，後方句需用倒裝句型。only 後方可搭配副詞、副詞子句或片語。only 為首的倒裝句句型結構如下：
[正常句] He was so surprised that he couldn't say a word.
[倒裝句] So surprised was he that he couldn't say a word.
[倒裝句] Such was his surprise that he couldn't say a word.
[正常句] Amy was so sad that she cried her heart out.
[倒裝句] So sad was Amy that she cried her heart out.
[倒裝句] Such was Amy's sadness that she cried her heart out.
Only at night do bats leave their cave.
Only when you go will I go.
Only by studying hard can you do well on the test.