问题描述: 用“增加”“使不安”“不得不”分别造句 1个回答 分类:英语 2014-10-04 问题解答: 我来补答 我晕,人家是让你用英语造句.1、So an increase in the number of forest birds.森林使鸟的数量增加了.2、Unemployment breeds social unrest.失业使社会不安.3、Bicycle bad,I had to walk to school.自行车坏了,我不得不步行上学. 展开全文阅读