问题详情:
Some researchers believe that there is no doubt _____ a cure for AIDS will be found.
A. which C. what D. whether
【回答】
B
知识点:连词
题型:选择题
问题详情:
Some researchers believe that there is no doubt _____ a cure for AIDS will be found.
A. which C. what D. whether
【回答】
B
知识点:连词
题型:选择题