在英语日益重要的今天，学好英语成了大多数学生的首要目标。为帮助大学生高效的学习英语。特收集以下练习：
186. And although some airlines prohibit passengers from using such equipment during take-off and landing, most are reluctant to enforce a total ban, given that many passengers want to work during flights.
187. The rise of multinational corporations(跨国公司), global marketing, new communications technologies, and shrinking cultural differences have led to an unparalleled increase in global public relation or PR.
188. The progress from a rattle used by a baby in 3000 BC to one used by an infant today, however, is not characterized by inventiveness.
189. Bent stripes(条纹), called chevrons(人字形) painted on the roads make drivers think that they are driving faster than they really are, and thus drivers slow down.
190. Therefore, the task for DDB Needham was to encourage consumers to consider other aspects of train in order to change their attitudes and increase the likelihood that trains would be considered for travel in the west.
186、尽管有些航空公司禁止搭客在飞机起飞和下降的时辰使用这些装备，考虑到良多搭客但愿在翱翔时工作，大大都公司仍是不愿意周全禁止。
187、跨国公司，全球市场营销，新兴通信手艺和文化融合的成长，使全球公共关系或者说PR获得了不服行的成长。
188、公元前三千年的一个婴儿所发出的嘎嘎声到今天的婴儿的嘎嘎声的前进，并不能算是一种发现。
189、喷刷在马路上的弯曲的人字型条纹, 使司机们感受他们驾驶的速度比现实的快, 是以司机缘减速行驶。
190、是以, DDB Needham的使命就是鼓舞激励消费者考虑火车的其他益处来改变他们的立场,使西方乘坐火车的可能性提高。