I didn't go to this party last night ,because（） I changed my mind_英语解答

I didn't go to this party last night ,because（） I changed my mind
a on second thought
b on the second thought
选哪个,为什么,

人气：400 ℃　时间：2019-12-09 09:26:23

解答

aonsecond thought
这是个固定短语,表示“经过深思熟虑以后”