A man was arrested in connection with the murder of the teenager为什么填connection
问题描述：
A man was arrested in connection with the murder of the teenager为什么填connection
答
in connection with 意思是“和......有关联/牵连”，和 be involved in “与......有关，卷入......”是同义词组。介词in后跟名词，所以用connection。
答
in connection with 与...有关 in是介词啦，介词后面加名词的。
答
in 是介词,后面要跟名词