As a student，he must spend ________ time on his studies，which is not doubtable.
A．less B．few
C．ample D．accurate
As a student，he must spend ________ time on his studies，which is not doubtable.
A．less B．few
C．ample D．accurate
C 句意：作为一个学生，他必须把足够的时间用在学习上，这是不用怀疑的。ample“充足的，丰富的”。