He is a bad-tempered fellow, but he ________ be quite charming when he wishes. A. shall B. should C....
2022-08-22 12:23:36 29次 天津市2019届高三下学期毕业班联考（二）英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
He is a bad-tempered fellow, but he ________ be quite charming when he wishes.
A. shall B. should
C. can D. must
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