although,though,even,evenif可以与句子中的eventhough互换吗?如题

Question

although,though,even,even if可以与句子中的even though互换吗?
如题

Answer 1

只有even if可以和even though 互换,都是即使的意思.although,though,都是虽然的意思,没有太大的差别,even是甚至的意思.
I will go shopping even if (even though) it rains. 即使
Tom is healthy although /though he is 80 years old. 虽然.
Kate is unhappy, even a little angry. 甚至