本帖最后由 hua_chris 于 2013-8-6 14:25 编辑 + {+ t' {: \4 a3 _* p0 S 8 a' c, ~! C8 F, r) g2 \Last night, I took part in a party.1 r9 {0 ?* M5 ]9 G) B
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.