※2017年6月英语四六级考试太难?只是你没有找对方法而已!点击查看秘籍!
2-3 号召性 -------- 呼吁读者行动起来, 采取行动或提请注意.
想及观点
[1]. It is time that we urged an immediate end to the undesirable tendency of····
[2]. It is essential thar effective measures should be taken to correct the tendency.