17. In my opinion, high-IQ students are usually intellectually curious and very good at making use of their time to the fullest ____________. (A) intent (B) extent (C) intend (D) extend
参考答案:
46.It.s_____my power to make final decision on the
46.It.s_____my power to make final decision on the matter. (A)off(B)out(C)