"We vowed to fight on until all our demands were met" is a _____

"We vowed to fight on until all our demands were met" is a ______ sentence. ()
A、coordinate
B、complex
C、compound
D、simple
【正确答案】：B
【题目解析】：(P64):复合句包含两个或更多的子句,其中一个子句被并入另一个子句中。也就是说,复合句中的两个子句在地位上是不同的,其中一个子句从属于另一个子句。题干处句子是一个状语从句,很显然该句是个复合句。