精英家教网 > 高中英语 > 题目详情

20、I believe Shackleton           this unexpected end to his expedition, but he did not waste time on regrets.

A.must have mourned                                    B.must mourn

C.can have mourned                                      D.could mourn

20、A

请在这里输入关键词:
相关习题

科目:高中英语 来源: 题型:

I believe Shackleton           this unexpected end to his expedition, but he did not waste time on regrets.

A.must have mourned                                    B.must mourn

C.can have mourned                                      D.could mourn

查看答案和解析>>


同步练习册答案