英语:否定句怎么变特殊疑问句?例:he didn't want to make the cake.对the cake提问,怎么变

问题描述:

英语:否定句怎么变特殊疑问句?例:he didn't want to make the cake.对the cake提问,怎么变
我的重点是变特殊疑问句时,是用did还是用didn't?到底是用哪个啊

特殊疑问句 因为the cake是个物 所以用what提问
What didn't he want to make