Question

what引导的疑问句

what引导的疑问句什么时候用陈述句，什么时候用疑问语序？如：
what do you know happend to him?
what do you think the proverbs tells us?

Answer 1

what后是宾语从句用陈述语序。what do you think the proverbs tells us?中what do you think 是主句，the proverbs tells us是从句。what do you know happend to him？只是一个简单句，因此是疑问语序。