问题
选择题
Looking round the town，he felt as though he __________away for ages.
A．has been
B．was
C．is
D．had been
答案
D
felt是过去式，所以该句是由as though引导的与过去相反的虚拟。
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Looking round the town，he felt as though he __________away for ages.
A．has been
B．was
C．is
D．had been
D
felt是过去式，所以该句是由as though引导的与过去相反的虚拟。