人教版高一英语词语辨析：arise,rise,raise

　　raise vt.“使……上升;升起;提高”等;

　　rise vi.“上升;升起”;

　　arise vi.“站起来(stand up)”，“起床(get up)”

　　rise和arise用作站起，起床都属正式用法;arise主要表示“出现、发生”等意思。

　　She raised her voice in anger. (抬高)

　　The wind raised the fallen leaves from the ground. (刮起)

　　The child rose from the ground and ran to his mother. (=The child raised himself from the ground and ran to his mother.) (爬起)

　　She rises before it is light. (起床)

　　Difficulties will arise as we do the work. (出现)