[单项选择]Today the public ______ about the way the environment is damaged. A. is being concerned B. is becoming concerned C. has concerned D. is concerning
参考答案:B 答案解析:本题考点为时态。句义是“如今,公众开始关注破坏环境的方法。”be concerned about (关心,忧虑)是固定搭配:公众对环境问题是逐渐开始关注的,所以用is becoming concern