—Mum, Dad ought to stop working?—Yes, he has a bad headache because he _______ t

题干

—Mum, Dad ought to stop working?
—Yes, he has a bad headache because he _______ too long.

A．read	B．has been reading
C．had read	D．is reading

上一题下一题 0.64难度单项选择更新时间:2015-07-03 04:19:05

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