— Mum, I really think Dad should have a break and get relaxed.
— Yes. He _______ too long.
A．readB．has been readingC．had readD．is reading
B
考察時(shí)態(tài)。句意：媽媽，我真的認(rèn)為爸爸應(yīng)該休息放松一下。——是的。他一直不停讀書(shū)太久了。可知下文描述的是現(xiàn)在已經(jīng)完成的過(guò)去一直在進(jìn)行的動(dòng)作，故用完成進(jìn)行時(shí)態(tài)。選B。
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