单线选择he is going to leave for australia for a holiday the day the day he ____his workfinishes finished has finished had finished顺便讲一下其中的语法,

单线选择he is going to leave for australia for a holiday the day the day he ____his workfinishes finished has finished had finished顺便讲一下其中的语法,
单线选择he is going to leave for australia for a holiday the day the day he ____his work
finishes
finished
has finished
had finished
顺便讲一下其中的语法,

单线选择he is going to leave for australia for a holiday the day the day he ____his workfinishes finished has finished had finished顺便讲一下其中的语法,
finishes
就是主将从现,他说他准备在他完成工作后离开去澳大利亚度假.应用主将从现,因为选项里没有将来时,就是一般现在是表将来.
你可以参考一下英语辅导书籍,看看语法和句型.也许会更明白.

finishes
主句用了将来时，从句用一般现在时表将来…… 之类的吧

finishes 主将从现

选finishes
用排除法就可以把答案选出来了
题目中出现 "he is"
所以后面时态要一致,不能用过去时或者过去完成时,排除了后面三个选项