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题目内容双击单词支持查询和收藏哦～
The city's traffic-planning department has been working hard to (i)______ drivers. Closely spaced stop lights have been added on roads into town, causing delays. Pedestrian underpasses designed to allow traffic to flow freely across major intersections have been (ii)______.
- Blank(i)
- assist
- calm
- discourage
- Blank(ii)
- enhanced
- stabilized
- removed
discourage , removed 显示答案
以上解析由 考满分老师提供。
