本帖最后由 hua_chris 于 2013-8-6 14:25 编辑 * d9 c" J' h2 r2 P- o9 s" l8 X- }7 ~1 I! b) B, D
Last night, I took part in a party. ' O( H) F1 m, k+ `5 N1 W* @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.