问题
问答题
When once you have had the disease__________(你将获得终身免疫)．
答案
参考答案：you are immune from it for the rest of your life
搜题请搜索小程序“爱下问搜题”
When once you have had the disease__________(你将获得终身免疫)．
参考答案：you are immune from it for the rest of your life
