高校问答杨柳青画社电话:填入动词的适当形式
来源：百度文库 编辑：高校问答 时间：2024/05/09 00:25:44
If the United States had not entered the Second World War, probably the 1940 unemployment rate of 14%_______(rise)still further.
would rise
would not have risen
would rise
would rise 虚拟语态 要用过去式