问题
选择题
23. You were late again this morning! You ______ have been here earlier. We were about to start without you.
A．should
B．can
C．must
D．Will
答案
答案：A
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23. You were late again this morning! You ______ have been here earlier. We were about to start without you.
A．should
B．can
C．must
D．Will
答案：A