用正确时态填空
1.what did you buy (buy)yesterday
2.up till now,he has never lent(lend)me anything
3.Have you born(born)those old papers yet
4.he fought(fight)in flanders in the first world war
5.they have already left.
6.when did you lose(lose)your umbrella
7.Did you listen (listen) to the concert last night
8.we have just won(win) the match