She used to do a lot of____ when she was in Norway .A.skating B.s_英语解答

She used to do a lot of____ when she was in Norway .A.skating B.skate C.skated D.to skate
为什么选A,请详解并翻译这句话,

人气：113 ℃　时间：2019-11-14 10:56:30

解答

她在挪威的时候经常去滑冰.
do skating,就是滑冰.do后面接动词+ing.这里的skating是宾语吗？动名词，可以视为宾语成分。