字义推敲（选择恰当解释，填序号）
____ 良久：A.优秀B.吉祥C.很，非常D.果然
____ 边缘：A.因为B.原因C.边，边沿D.沿着
____ 逗人：A.停顿B.停留C.戏弄D.招引
We must finish our homework ____ (one).
—_______？
—I often feel stressed out.
