问题
选择题
| — Is he coming? — I'm not sure.He may be late or,____, he may not come at all. |
A. at present B. at least C. worse still D. for a while |
答案
答案：C
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| — Is he coming? — I'm not sure.He may be late or,____, he may not come at all. |
A. at present B. at least C. worse still D. for a while |
答案：C
