投诉人拒绝配合政府采购监管部门依法进行调查的，按（）处理。
A、投诉无效
B、自动撤回投诉
C、不予受理
D、无法受理
参考答案：B
—Jack gave me a note while I ______ in class.
—Well, he used to talk to me when I was next to him. [ ]
A. am reading
B. was reading
C. reads
D. will read
真理最基本的属性是（）。
