问题补充:
单选题Heisbelieved____________inathisofficeonhiswayhome.A.droppingB.to have droppedC.having droppedD.to be dropped
答案:
B解析首先be belived to do是固定用法;drop in at接地点表示拜访某地。
时间:2019-10-29 11:37:05
单选题Heisbelieved____________inathisofficeonhiswayhome.A.droppingB.to have droppedC.having droppedD.to be dropped
B解析首先be belived to do是固定用法;drop in at接地点表示拜访某地。