电工安全带系法视频:英语问题.2

来源:百度文库 编辑:中科新闻网 时间:2024/05/14 10:17:04
-It's surprising that you speak such good English .When did you begin to study English ?
-I _______ the study of English three years ago .
A.took up B.set foot on
C.took hold of D.turned up

which an is correct ? Why ?

A
take up可以表示“开始从事某项工作”