题目

We’ve talked a lot _______ films. How _____ television now? A. of, with     B. with, towards C. about, about      D. for, about 答案：C6．下列运算正确的是（　　）A．3a+2b=5abB．5x2y-4x2y=x2yC．x2+3x3=4x5D．5x3-2x3=3