常用七类句式 常用七类句式:1. 表 示 变 化 1 ） Some changes have taken place in the past five years. 2 ） A great change will certainly be produced in the world’s communications. 3 ） The computer has brought about many changes in education. 例如：Some changes have taken place...

时间:2025-05-20 08:26栏目:行业资料