1.Nowadays the computer is playing a more and more important r------ in our life2.My arm is not long enough .I can't r------- the books on the top of the shelf.填单词.急、、、、、、、
问题描述：
1.Nowadays the computer is playing a more and more important r------ in our life
2.My arm is not long enough .I can't r------- the books on the top of the shelf.
填单词.
急、、、、、、、
答
1role角色 2reach触及
答
reach
答
role 角色
reach 够到