She should stop work; she has a headache because she ______ too

She should stop work; she has a headache because she ______ too long.
A、 is reading
B、 has been reading
C、 had read
D、 read
【正确答案】：B

上一篇： That they were wrong in the matters _______ now clear to us.

下一篇： It is considerate of you to turn down the radio ________ your s