新概念英语第一册 86

问题描述:

新概念英语第一册 86
急 .

1.has 2./3.has4.has 5./6./7.has 1 I've already cleaned my shoes.I cleaned my shoes last night.2 I've already opened the window.I opened the window an hour ago.3 I've already sharpened my pencil.I shar...