问题
单项选择题
She ought to stop work;she has a headache because she()too long.
A.read
B.had read
C.is reading
D.has been reading
答案
参考答案:D
She ought to stop work;she has a headache because she()too long.
A.read
B.had read
C.is reading
D.has been reading
参考答案:D