Hewasdoinghishomework
问题详情:Hewasdoinghishomework__________heheardthetelephoneringing.A.before B.after C.while D.when【回答】D知识点:连词题型:选择题...
问题详情:Hewasdoinghishomework__________heheardthetelephoneringing.A.before B.after C.while D.when【回答】D知识点:连词题型:选择题...