摘要：31．At 13, Samuel received a training course in drawing for three years, he got a good opportunity for further development． A．after that B．after which C．after it D．after this
网址：http://m.1010jiajiao.com/timu_id_1704283[举报]
At 13, Samuel received a training course in drawing for three years, ________ he got an opportunity for further development.
A. after that B. after which C. after it D. after this
查看习题详情和答案>>