题目

Where do you think they are going for lunch?A. A nice restaurant. B. A coffee shop. C. The dining hall. 答案：【答案】A【解析】M: Let’s eat out! I’m in the mood for something different for lunch today.W: OK, where are we going?M: I know a nice place. We can just relax and enjoy our meal there. Follow me.10．为改善生态环境，某村拟在荒土上种植960棵树，由于青年团的支持，每日比原计划多种20棵，结果提前4天完场任务，原计划每天种植多少棵？设原计划每天种植x棵，下面方程正确的是（　　）A．$\frac{960}{x+20}$-$\frac{960}{x}$=4B．$\frac{960}{x}$-$\frac{960}{x+20}$=4C．$\frac{960}{x}$-$\frac{960}{x-20}$=4D．$\frac{960}{x-20}$-$\frac{960}{x}$=4