问题
选择题
| — The problem is very difficult. I'm afraid you can't work it out. — _____ or not I can succeed, I'll have a try. |
A. If B. Since C. Whether D. As |
答案
答案：C
搜题请搜索小程序“爱下问搜题”
| — The problem is very difficult. I'm afraid you can't work it out. — _____ or not I can succeed, I'll have a try. |
A. If B. Since C. Whether D. As |
答案：C