He often goes _shopping__(买东西）with her mother,为什么shopping要双写P加ing?often是一般状态应该不用加ing,为什么?如果把买东西换为看电影,游泳,那应该怎么写

And he often goes home l_3_. he often goes to work by bus . He often goes to school on foot. He often goes on business trip.是什么意思 he often goes to the teachers'是什么意思 He often goes boating.改为过去时 He often goes to school by bike.对often提问 英语翻译1.他经常去游泳 （翻译 ）2.He often go swimming3.He often goes swimming4.he often goes to swimming5.he often goes to swim. he's a businesses.he often goes to other countris. He loves music .he often goes to c____. he often goes to school by bike.改为一般疑问句 He often goes home by bus改为同义句 He often goes home on foot(改为同义句） He often goes to school on foot.(改为同义句) He often goes to work by bus改为一般疑问句 he often goes to work by bike .改为同义句 He often goes to school by bus改为否定句 He often goes to work by car变一般疑问句