— Mum，I really think Dad should have a break and get relaxed．
—Yes．He too long.
A. read
B. had read
C. has been reading
D. is reading
网友回答
A. read
B. had read
(答案→)C. has been reading
D. is reading
解析：考查时态。句意：—妈妈，我真的认为爸爸应该休息一下，好好放松。—是的。他一直在看书太久时间了。指他一直在看书，已经延续很长时间了。故使用现在完成进行时的时态。故C正确。