I got up very late this morning because I didn't go to bed () I finished () the work at 12 last night.
问题描述:
I got up very late this morning because I didn't go to bed () I finished () the work at 12 last night.
A.when,to do b.when ,doing
c.till,to do
d.till,doing
还要说原因
答
d.till,doing
not until(till)是固定搭配,表示“直到.才.”
finish doing sth 表示完成某事
区别:finish to do sth.表示完成一件事去做另一件事