现在完成时经典练习题一选择题（25分）1. -What are you to do this Sunday?/-I _yet.A .wont decide B.didnt decide C.havent decided D.dont decide 2. I _to Canada twice. Its so beautiful .A .wont go B .have gone C .dont go D .have been3. The life we were used to _greatly since 1992.A .change B . has changed C .changing D .have changed 4. -How long has Eliza been a nurse?/-_A .Since 2002 B .Four years ago C .In 2002 D .At 20025.-How long _you _stamps?/-
