——Has Jane arrived yet?         ——No, she_______ an hour ago.
A．was supposed to comeB．must have come
C．should comeD．ought to have come
D
考查虛擬語氣。句意：簡已經(jīng)到了嗎？——不，她應(yīng)該一小時前就到了�！皁ught to+have+done”表示過去應(yīng)該做而實際并沒有做，譯成“理應(yīng)做……”，往往表示遺憾。故選D。
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