本帖最后由 hua_chris 于 2013-8-6 14:25 编辑 0 @9 F+ Z+ a% Q% [' f3 q$ N& ?1 C/ n! z- M4 V5 G
Last night, I took part in a party." p) y) I1 ]1 d2 }* \1 y. K& @
Last night, I was taking part in a party.
to me, all 4 are ok and acceptable. depend on where and how you are going to use them. picking one over another doesn't make the sentence any more or less sophisticated.