摘要：ride a bike 骑自行车 14.think of 认为,想起
网址：http://m.1010jiajiao.com/timu_id_2587892[举报]
句型转换
Building that railroad was very difficult．(变同义句)
He could ride a bike to school ________ ________ very difficult ________ ________ that railroad．
网址：http://m.1010jiajiao.com/timu_id_2587892[举报]
句型转换
Building that railroad was very difficult．(变同义句)
He could ride a bike to school ________ ________ very difficult ________ ________ that railroad．