【题目】To welcome and celebrate the coming National Day, they are their building to make it more beautiful.
A. recommending B. decorating
C. broadcasting D. fastening
在线课程【答案】B
【解析】考查动词。A. recommending 推荐； B. decorating装饰； C. broadcasting广播； D. fastening扣紧。为了欢迎和庆祝即将到来的国庆，他们正在装饰他们的楼房，从而使它变得更美丽。故选B。