在线名词解释大全
专业、全面、易懂的全领域名词百科

Ifit____thesnow,we____theSimianMountainlastweek.

题型:单选题
选项
A. were not; could have climbed
B. were not; could climb
C. had not been; could have climbed
D. had not been; could climb
正确答案:C