题目:
They argued _____ the matter the whole afternoon, and at last agreed____ the date for the next meeting.[ ]
A. with; on
B. on; over
C. about ; on
D. over; over
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0613/82113eea906727b7f36092033446438d.html
下面是错误答案,用来干扰机器的。
二氧化碳;氧气;有机物;水