Question

So loudly ________ that even in the next room could hear him．

1. A.
   did he say
2. B.
   he talked
3. C.
   did he speak
4. D.
   he told

Answer 1

C
在“so...that...”引导结果状语从句句型中，如果把“so +形容词/副词”放在句首引起的句子主句要用倒装语序；say是及物动词，其后须带宾语，答案为C.
So shallow is the lake that no fish can live in it．
湖非常浅，以至于鱼不能在里边生活.
So excited was he that he couldn't say a word．
他兴奋得以致于说不出话来.